How to query the signed contract?

1, online signing of a house purchase contract means that after signing a contract with the real estate sales target, it is filed with the relevant real estate department and published online. Then I will sign the purchase contract number online, through which I can check online. Online signing of house purchase contracts makes real estate transactions more transparent. 2. In the future, before applying for pre-sale permit of commercial housing, or applying for registration of new commercial housing rights in existing commercial housing, real estate development enterprises must go through the procedures of project access to the network at the Municipal Bureau of Land and Housing Management, and submit relevant materials and supporting materials. The public can check online at any time. 3. This information includes the information of real estate development enterprises that buyers are most concerned about. Such as enterprise qualification and certificate number, bank credit rating, awards, enterprise address, legal representative name, contact person, telephone number, etc. , as well as real estate information, such as greening rate, floor area ratio, spacing, total construction area, building structure, proposed sale price, opening and completion date, agreed period of pre-property service, pre-property service charging standard, etc. 4. The publicity information also includes the number of the pre-sale permit or the number of the real estate license, the information of the commercial housing sales organization, whether the real estate rights are restricted, etc. 5. Online signing and remote declaration of commercial housing contracts. The development enterprise that has obtained the pre-sale permit can directly sign a commercial housing sales contract with the purchaser at the sales site through the network system, and the buyer and seller can print and submit it after they have no objection to the terms of the contract. Commercial housing contract printing paper is a unified green anti-counterfeiting paper.