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Commitment letter for bidding service

In life, a letter of commitment is used in many places, which means that the promisor completely agrees with the offer of the offeror and expresses it in writing. Or can't do anything about the commitment letter? The following is the letter of commitment for bidding service that I compiled for you, for reference only. Let's have a look.

Commitment letter for bidding service 1 * * Commitment letter for bidding of People's Hospital

Our company fully responds to all the contents and requirements of the bidding documents, bid evaluation methods and bidding questions of * * People's Hospital Xincheng Branch 1300t/d sewage treatment project construction. If this project is contracted by our company, our company is willing to make the following solemn commitments:

1, project quality: guarantee to reach the qualified level; If the completion acceptance fails to reach the qualified level, 2% of the project settlement price will be deducted as liquidated damages voluntarily.

2. Time limit: ensure completion next month. If the construction period is delayed due to our reasons, we voluntarily accept a fine of 0. 1‰/ day of the total contract price, and the total fine shall not exceed 5% of the total contract price. If the total construction period is delayed for more than 20 calendar days due to our reasons, you can unilaterally terminate the contract and change the construction unit after being approved by the superior competent department.

3. Safe and civilized construction: ensure that no general or above safety accidents occur, achieve civilized construction, and reach the qualified standard of civilized construction site specified by * *.

4. Upon investigation, the bill of quantities provided by your company has included all the construction contents specified in the tender documents, and the quantities have been verified. Our company promises: if our company wins the bid, our company will sign the construction contract in accordance with the provisions of the bidding documents; If there is any mistake or omission, our company will take full responsibility.

5. If our company wins the bid, our company will guarantee to go through the relevant filing procedures and pay the transaction service fee for construction projects according to the requirements of the Municipal Trading Center.

Hereby promise

Commitment unit (official seal):

Legal representative (signature):

date month year

Commitment Letter for Bidding Service 2 With years of accumulated experience and ability to serve government agencies, we always follow the principle of customer first, quality first and service first, and rely on our unique geographical conditions and relatively perfect software and hardware facilities to ensure and meet customer needs.

1. If we can win the bid again this time, we will continue to give full play to our advantages and experience in serving provincial and municipal organs, institutions and organizations for many years, further make good use of the regional advantages around provincial organs (our factory is only a few minutes away from provincial organs and many other institutions), and actively, proactively and enthusiastically give priority to providing services to ensure timely delivery according to customer requirements and safeguard our reputation.

Secondly, we have the following safeguards to meet the needs of customers:

1. More than 60% of our management personnel have college education or above, and more than 90% of the production front-line personnel have advanced engineering technology, which ensures the implementation of our efficient and high-quality services.

We have six special telephones for external service. The telephone number is:

3. There are a group of experienced and high-quality full-time business personnel who have served in government agencies and institutions for many years (each person is equipped with a mobile phone and contacts 24 hours a day), which can ensure that all kinds of business can be provided free of charge in time.

20xx year x month x day

Letter of Commitment for Bidding Service to _ _ _ _ Co., Ltd.

According to your bid invitation, the tenderee is a _ _ _ _ _ _ _ _ _ _ bidder.

1. Quality assurance: Our company guarantees that all the products in this bid are original products of the manufacturer, which meet the requirements of 3C certification standards of the National Quality Certification Center, and provides product technical data (including product catalogue, instruction manual, certificate of approval and instruction manual);

2. Time for supply, installation and technical training: If our company wins the bid, our company will sign a purchase contract with the user within two working days after receiving the bid-winning notice, and provide the goods and install them to the user within three working days. Moreover, all products provided are responsible for free delivery, installation and debugging until the equipment runs normally. At the same time, our company is also responsible for training users in equipment operation and simple maintenance, and signing after-sales service agreements with users to protect users' interests.

3. Warranty period: Our company will provide three-year door-to-door warranty for all products and accessories provided within the validity period of this tender, provide door-to-door service without user's repair, and provide lifelong technical service support and maintenance. During the use of the equipment, consumables are supplied at the most favorable price in the market, and no on-site service fee is charged.

4. Response time: Our company will pay a regular return visit to all products provided within the validity period of this tender once a month, and carry out patrol inspection and maintenance to prolong the service life of the machine. During the warranty period, if the product fails, our company will arrive at the maintenance site within 2 hours after receiving the repair information from users, and users outside Fuzhou will arrive at the maintenance site within 4 hours and repair within 8 hours. If it cannot be repaired within 12 hours under special circumstances, our company will provide spare equipment for users free of charge. During the warranty period, if the equipment cannot be used normally due to repeated troubleshooting, our company will replace the new equipment free of charge. After the expiration of the warranty period, if the product fails, our company can send technicians for free on-site service. If the accessories need to be replaced, the accessories will be supplied at the best price in the market.

5. Service working hours: Our company insists on providing all-weather service for all products provided within the validity period of this tender.

6. Our company guarantees that all the consumables provided are original and genuine, and will never provide substitute brand consumables or fake and shoddy consumables to ensure the good operation of the equipment.

Bidder: _ _ _ _ Co., Ltd.

Bidder's representative (signature): _ _ _ _ _ _

Date: 20 _ _ _ _ _ _ _

Commitment letter for bidding service 4 1. We promise that our company will actively cooperate with the owner and do a good job of coordination with other units that cooperate with the construction unit.

2. We promise that during the maintenance period, the maintenance unit must determine the project manager and contact telephone number, so that both parties can communicate in time; If there is any change, it shall promptly notify the employer. If the project manager of this institution can't work well or cooperate well with the construction unit, the owner has the right to ask the shortlisted unit to change the project manager.

3. We promise that our company will fully negotiate and organize the implementation when other units propose to relocate lines or optical cables.

4. We promise to carry out safe and civilized construction and keep the construction site clean and tidy. In daily maintenance work, strictly abide by the safety construction rules of the selector. When the equipment of the reviewer's computer room is involved, it should be implemented with the cooperation of the reviewer on site to ensure the safety of the reviewer's equipment.

We promise that the specific service requirements will be subject to the contract and supplementary agreement signed by David Company and the inviter.

6. We promise that the winning bidder must send people to participate in the joint design review, handover and project acceptance organized by the winning bidder.

7. We promise that the winning bidder will be responsible for and solve the accommodation, transportation and communication of its maintenance personnel during the project, and ensure their personal safety.

8. We promise that our company will be responsible for the personal safety of personnel involved in maintenance and the safety of vehicles.

9. We promise that when our maintenance personnel need to enter the computer room for routine inspection or troubleshooting, they will strictly abide by the relevant computer room management regulations of competitors. If our business is affected during the construction period, it will be evaluated according to the fault.

10. We promise that when there is a major failure, we will unconditionally cooperate with our competitors and call their resources for free.

1 1. We promise: In order to ensure the maintenance quality, if necessary, our company is willing to actively participate in and assist in the joint design review of your company's optical cable line project, focusing on whether the design documents meet the relevant engineering design specifications, reflect the business development, whether the project has reached the appropriate service life, whether it is convenient for normal maintenance, and whether it can ensure the safe operation of the communication network.

12. We promise: As there are many fiber splitting connection points for connecting base stations along the transmission network, and the fiber splitting points are scattered, in order to ensure the safety of optical cable lines and smooth communication at these fiber splitting points, our company promises to quickly get familiar with the location of fiber splitting nodes and the distribution of fiber cores, establish a fiber splitting database, and list this section in the key warning zone, and inspect it more than 6 times a month. For the emergency repair of faults, our company will adopt the emergency repair policy of "first rush through, then rush through", and make use of optical fiber cold melting technology or emergency repair means to make temporary emergency rush through the faulty fiber core.

13. We promise that after the handover of the new line, we will conduct a comprehensive investigation on the line in time, check and summarize the quality problems left over by the project, submit a written investigation report and rectification plan to the branch, and actively cooperate with the implementation of rectification.

14. We promise to publicize the cable protection of telecom companies, do a good job in the basic guarantee of smooth lines, safeguard the reputation and brand of China Unicom in the maintenance work, and improve the visibility of China Unicom's cable lines in the society. Tenderee: Henan Xintian Communication Information Network Co., Ltd.

Authorized agent:

Date: 20xx65438+February 3rd.

Commitment Letter for Bidding Service 5 I. Service Commitment

1. Ensure to obey the overall dispatch of the tenderee and fully cooperate with the supervision work of the supervision unit.

2. After winning the bid, our company promises not to subcontract or subcontract to other units in any form.

3. After winning the bid, the project manager shall work at the site for not less than 5 working days every week. Absenteeism for no reason, 50 yuan will be deducted for the project.

Second, the commitment of the contract performance bond to the wages of migrant workers

1. The projects undertaken by our unit in the past ensured the payment of migrant workers' wages, and there was no default or deduction of migrant workers' wages.

2. After winning the bid, our company will fully guarantee and deposit 10% contract performance bond.

3. My unit in the contracted project, if there is a phenomenon of arrears of wages for migrant workers, the tenderer can first allocate wages for migrant workers from the contract performance guarantee.

Third, the quality assurance commitment

1. The construction quality of our unit passed the acceptance at one time. If it fails to pass the acceptance, we are willing to deduct 5% from the calculated cost as compensation for the tenderee and rework it for free.

2. Quality warranty period: the quality warranty period is signed according to the contract, and the warranty period is extended for another 90 days.

Fourth, security commitment.

Establish and improve the leadership organization and management system of safety production, implement the policy of "safety first, prevention first and comprehensive treatment", strengthen the pre-job safety education of employees, and implement the construction accident insurance system. The accident insurance coverage rate of construction projects reached 100%.

Verb (abbreviation for verb) Time limit for project commitment

If the work task is completed according to the agreed contract time limit, 1% of the contract price will be deducted for each day of delay.

Sixth, the return visit commitment

Customer first, quality first, reputation based on quality and development based on reputation. Our unit specially sets up a call back to track the timely service of the tenderee.

VII. This project assures the constructor that there are no other projects under construction. If the tenderee inquires about the projects under construction, we regard them as invalid bids.

Bid Service Commitment Letter 6 Contents and commitments of quality assurance measures, training programs and after-sales service

Quality assurance measures:

1, strictly control the quality of raw materials procurement, and prevent unqualified materials from entering the factory.

2, machine tool manufacturing in strict accordance with the quality management system certification, to ensure that every processed product is qualified and high quality.

3. Strictly check the accuracy, noise and electrical components of machine tools before leaving the factory to ensure that each machine is a high-quality product.

4. Do a good job in the pre-sale, in-sale and after-sale services of users, and closely cooperate with and guide users.

5. Visit users regularly to ensure that there are no quality problems in the use of machine tools. In principle, we will provide customers with regular on-site service once every six months.

6, machine tool product quality free warranty for 2 years.

Training plan:

1, regular training course.

2. Come to the factory for training anytime.

3. For this project, our factory can send technical engineers to customers for on-site training to improve service efficiency and facilitate customers. Let this batch of equipment serve teaching as soon as possible.

Contents and commitments of after-sales service:

1. The maintenance personnel are all high-tech and skilled personnel, ensuring timely and accurate judgment and solution of machine tool problems in the process of guiding users to use, debug and maintain, leaving no tail.

2。 After receiving the user's fax, pay a return visit to the user's phone within 1 hour to understand the analysis problem and usage. If you need to go to the site to guide or repair the machine tool, ensure that the problem is solved every working day 1 after arriving at the user.

3. After the machine tool arrives at the user, the after-sales service personnel must ensure that the user can't leave without training, the machine tool can't leave without debugging, the machine tool can't leave without solving the problem during maintenance, and the user can't leave without being satisfied with the machine tool debugging or maintenance.

4, in the process of service, do a good job of each machine tool user files, and timely cooperate with users to do a good job of regular maintenance of machine tools.

5. Labor costs for providing services free of charge during the warranty period and collecting spare parts after the warranty period are not included.

Letter of Commitment for Bidding Services 7 to: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

_ _ _ _ _ _ _ _ (hereinafter referred to as our company) If we are lucky enough to win the bid for the _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

1, the bidding products all fall within the scope of "Three Guarantees" stipulated by the state, and the product quality guarantee period shall not be less than "Three Guarantees"; If the commitment of quality assurance period is superior to the national "Three Guarantees" provisions, it shall be implemented according to the actual commitment of the supplier;

2. There is a professional after-sales service organization for the bidding products, which will be clearly stated in the bidding documents and attached with the manufacturer's after-sales service commitment;

3, after the completion of the project, we will be responsible for a one-year project quality warranty, with high-quality service, to achieve our loyal commitment; Truly achieve first-class construction, first-class quality service purposes;

4. We promise to provide on-site "centralized" training services to the tenderee within 2 working days after the project is completed and certified by relevant departments, so as to ensure that users fully understand the product performance and usage specifications before operation; Eliminate hidden dangers of accidents and improve work efficiency;

5. Telephone consultation: provide technical assistance calls during the warranty period, answer the problems encountered by the tenderer in use, and put forward suggestions to solve the problems for the tenderer in time;

6. On-site response:

6. 1 If the problem cannot be solved by telephone consultation after receiving the notice of repair, we promise to arrive at the site within 24 hours to ensure the normal work of the product;

6.2 If it cannot be solved within 24 hours, spare products will be provided within 24 hours for the tenderee to use normally. If the fault is not solved within 24 hours, the tenderee has the right to handle the fault by itself, and the expenses incurred will be deducted from the quality warranty fund;

6.3 In case of emergency repair accident, we will ensure that we arrive at the scene of the accident immediately after receiving the notice;

6.4 Quality problems involving safety shall be reported immediately and preventive measures shall be taken in time in accordance with the Regulations on Quality Management of Construction Projects.

7. Service commitment outside the warranty period: After the warranty period, we will also provide free telephone consultation service and promise to provide on-site maintenance service for the products;

8. If the tenderee needs product upgrading, updating, replacement and maintenance, we promise to provide after-sales service at preferential prices.

The above is our after-sales service commitment to this project. If we fail to meet Party A's requirements and our commitment standards in after-sales service, causing great losses to the tenderee, we are willing to accept the punishment of laws and regulations. Take the responsibility caused by this and compensate all the economic losses caused by this.

Commitment unit: _ _ _ company

Authorized representative:

Date: 20 _ _ _ _ _ _ _

8 Z Property Services Co., Ltd. Bid Service Commitment Letter:

We have received the invitation to bid and all the documents. After knowing all the details of this project and the invitation to bid in detail, we decided to participate in the bidding and confirmed the following contents:

1. We have the ability to finish with high efficiency and quality within the time you require:

All construction contents of the daily cleaning project of Golden Home;

2. After we understand and accept the bid, we will sign the contract at the bid price;

We know that you have the right to choose any quotation;

4. All the documents and contents provided by us are true, and we are willing to bear all the consequences caused by inaccuracy;

Five, our approach and completion time is within seven days after receiving the notice (signing the contract);

6. We promise to arrive at the site within 24 hours after receiving the maintenance notice and complete it within 8 hours;

7. Authorized person in charge of this tender: zz Tel: XXXX123; ;

8. See the quotation sheet for our bid price;

Other supplementary matters:

Signature of the legal representative of the company:

Full name of the company: (company seal):

XX year x month x day

Letter of Commitment for Bidding Services 9 According to your invitation to bid for YXCZ 20xx-YD-G001the project subject to tender issued on June 20th, 20XX, our commitment to the product quality of this project is as follows:

1, the product belongs to the original factory:

We promise to provide the following quality assurance and bear corresponding legal responsibilities:

1. The products provided are brand-new and meet the national quality standards, and the relevant domestic departments have complete procedures and a manufacturer's quality guarantee (or certificate);

2. The products provided meet the commitments in the quotation documents and the technical requirements specified in the signed contract;

3. Ensure that all the contents of the "Service Commitment of Quoted Products" are met;

4. If we clinch a deal, we will ensure that the products submitted for inspection meet the requirements of bidding documents and national or industrial standards. If there is any discrepancy, we will give up the transaction and bear the corresponding responsibilities.

2. Warranty period, scope and warranty conditions

The warranty period of the main engine provided by our company is two years and that of the compressor is three years. During the warranty period, if quality problems are found, our company is responsible for maintenance and replacement, and all expenses arising therefrom shall be borne by our company; If there are problems caused by improper use, our company will be responsible for maintenance, and only charge for materials.

3. Handling of quality problems:

During the warranty period, our company guarantees regular inspection and maintenance at least 12 times a year (see the attached table for the contents of regular inspection), and makes records: except for force majeure and user responsibility, all expenses shall be borne by our company. During the warranty period, if the product quality does not meet the quality requirements after being appraised by an authoritative organization, it shall be liable for breach of contract as agreed in the contract. Our company will set up perfect repair and maintenance files to provide consulting services for users.

1. Our company provides instant response service, and the supplier's service instruction information can be responded in place within 24 hours according to the supplier's requirements.

2. Timely handle other unexpected failures not caused by the quality of the equipment itself.

3. During the warranty period, all equipment and engineering quality problems found during unpacking inspection, installation and debugging, equipment debugging and operation shall be repaired, replaced and returned until the products meet the quality requirements. Bear all the costs of repair, replacement and return and the direct economic losses of the buyer.

4. Responsible for free maintenance and replacement of any damage and failure caused by the quality problems of the equipment itself. After the repair, we will report to the user in duplicate, including the cause of the fault, the solution, the time required to complete the repair and the date of returning to normal operation.

5. After the warranty period expires, our engineers and user representatives will conduct another test on the unit, and any faults will be solved by us free of charge and recognized by users.

4. Contact information of after-sales service

Dongguan Xú Zhēng New Energy Equipment Technology Co., Ltd.

Person in charge: Chen Xiangjun

Contact information:

5. Others

After-sales commitment

1. There are legal sales channels recognized by the manufacturers, which ensure that the products provided are brand-new and genuine, and the technical support and after-sales service provided by the manufacturers are standard in Chinese mainland.

2. Respond to the contract terms and payment direction.

3. Provide technical training and maintenance knowledge training for users.

4. Provide "warranty service" for the whole engineering system, and provide "quarterly" equipment maintenance during the warranty period (including pressure system test, outlet water temperature test, electric control system test, air circulation system test, water replenishment system test, etc.). ).

5. After the equipment is put into operation, a full set of engineering faults will be repaired free of charge during the warranty period, and free maintenance will be provided; Provide the required spare parts and consumables at the most favorable price, without service charge.

6. Maintenance response time: after receiving the failure notice, you must give a reply within 24 hours, solve the general problem within 48 hours, and solve the major problem or other problems that cannot be solved quickly for the time being within one week.

7. Spare parts: The company has enough common spare parts to deal with all kinds of general faults in time. The company has an after-sales service center, and urgently needed spare parts can arrive at the scene within 24 hours.

8. Our company has established and improved a set of perfect after-sales service system and service process, and equipped with professional technicians to ensure the timely and comprehensive implementation of the whole after-sales service.

Commitment letter for bidding service 10 valid business license number of client enterprise: xx.

Address: No.31-5, Yanquan Road, xx.

Economic Nature: xx Limited Liability Company

Registered capital: xx million yuan only.

Mode of operation: production and sales.

Scope: Sales and production of standard parts, Wujinjiaodian and mechanical equipment.

Project name:

Project number:

Bidder:

Date:

Commitment Letter for Bidding Service 1 1 I. Schedule Control

Arrange the design schedule scientifically and reasonably according to the design time limit promised by the tenderee. According to the design plan and design approval documents, carry out the preliminary design and budget estimate of each specialty. Led by the project leader and the professional design leaders, the project leader repeatedly communicated with the designers of water supply and drainage and electrical specialty, and gradually deepened the detailed design. According to professional norms and standards, each professional type of work is calculated and drawn separately, during which each professional type of work cooperates and communicates with each other under the coordination of the project leader. In the stage of proofreading and plotting, the drawings of each major should go through proofreading → modification → countersignature → review → modification → quality rating → approval → plotting.

In order to ensure that the design work is completed on time and with good quality, our company will reasonably mobilize the design professionals involved in this project at this stage to ensure that the designers have enough time to complete the design work of this project. Under the unified coordination of the project leader and the guidance of the company's technical leader, project leader and professional leader, all professionals carefully designed and completed the project on schedule. Our company promises that the construction drawing design will take 30 calendar days.

Second, the design quality control

1, the design depth is strictly in accordance with the "Regulations on the Depth of Construction Drawing Design Documents" issued by the Ministry of Construction.

2, design engineering management requirements:

(1) The national first-class registered architect is the project leader, and the professional leaders are responsible for design, specialty and audit.

(2) The basic design data, design principles and technical decisions shall be reviewed by the chief architect before drawing.

(3) Major design changes, scheme content changes or technical changes caused by external conditions during construction shall be submitted to the chief architect for review.

3. Signing and requirements of design documents: The design documents shall be carefully reviewed by two schools (self-calibration and mutual calibration) and countersigned by all majors.

4, the whole process of quality control:

(1) Construction drawing design stage: technical preparation, contact and cooperation, information exchange, calculation, drawing, proofreading, auditing, finished product inspection, printing, delivery and filing of various professional jobs.

(2) Cooperation in the summary stage of construction acceptance: technical disclosure, construction cooperation and return visit summary.

XXXX 12 Letter of Commitment for Bidding Service:

Our company fully responds to all the contents and requirements of the construction bidding documents, bid evaluation methods and bidding questions and answers. If this project is won by our company, our company is willing to make the following solemn commitments:

3. Safe and civilized construction: ensure that no general or above safety accidents occur, and civilized construction reaches the qualified standard of civilized construction site specified by Zhongshan City.

4. The registered construction engineer and site management personnel listed in the bidding documents shall be on duty, otherwise, the liquidated damages shall be paid to the employer according to 500 yuan/(person-day).

5, the project warranty period according to the project bidding documents in the first paragraph.

6. Upon investigation, the bill of quantities provided by your company has included all the construction contents specified in the tender documents, and the quantities have also been verified. Our company promises: if our company wins the bid, our company will sign the construction contract in accordance with the provisions of the bidding documents; If there is any mistake or omission, our company will take full responsibility.

7. If our company wins the bid, our company will guarantee to go through the relevant filing procedures and pay the transaction service fee for construction projects in accordance with the requirements of the Municipal Trading Center.

Hereby promise

Commitment unit (official seal): company

Legal representative or entrusted agent (signature):

Date: Year Month Day

Letter of Commitment for Bidding Service 13 According to your bid invitation for the project subject to tender on _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

2. Respond to the contract terms and payment direction.

3. Provide technical training and maintenance knowledge training for users.

4. Provide "warranty service" for the whole engineering system, and provide "quarterly" equipment maintenance (including pressure system test, water temperature test, electric control system test, air circulation system test, water replenishment system test, etc.) during the warranty period. ).

Bidder: _ _ _ _ Co., Ltd.

Bidder's representative (signature):

Date: 20 _ _ _ _ _ _ _

14 _ _ _ _ Co., Ltd. Bid Service Commitment Letter

_ _ _ _ _ _ (hereinafter referred to as us) If we are lucky enough to win the bid in _ _ _ _ _ _ _ _

1. The bidding products all fall within the scope of "Three Guarantees" stipulated by the state, and the product quality guarantee period shall not be less than "Three Guarantees".

2. There are professional after-sales service agencies for bidding products, which will be clearly stated in the bidding documents.

3, after the completion of the project, we will be responsible for a one-year project quality warranty, with high-quality service, to achieve our loyal commitment; Really achieve the purpose of first-class construction and create first-class quality service.

4. We guarantee to provide on-site "centralized" training services to the tenderee within 2 working days after the project is completed and certified by relevant departments, so as to ensure that users fully understand the product performance and usage specifications before operation; Eliminate hidden dangers of accidents and improve work efficiency.

6. On-site response:

(1) If the telephone consultation fails to solve the problem after receiving the repair notice, we promise to arrive at the site for treatment within 24 hours to ensure the normal work of the product.

(2) If it cannot be solved within 24 hours, spare products will be provided within 24 hours for the normal use of the tenderee. If the fault is not solved within 24 hours, the tenderee has the right to handle the fault by itself, and the expenses incurred will be deducted from the quality warranty fund.

(3) If there is an emergency repair accident, we will guarantee to arrive at the scene of the accident immediately after receiving the notice.

(4) The quality problems involving safety shall be reported immediately and preventive measures shall be taken in time in accordance with the Regulations on Quality Management of Construction Projects.

8. If the tenderee needs product upgrading, updating, replacement and maintenance, we promise to provide after-sales service at preferential prices.

Commitment unit:

Date: