How to write the power of attorney against changing property?

Owner's joint power of attorney for the property, the client (Party A) and the agent (Party B) reach an agreement on the matter that Party A entrusts Party B and Party B accepts the real estate property management service agent entrusted by Party A on the basis of voluntariness, equality and consensus, and conclude this agreement. Entrusting matters: Property owner of the entrusted management service (hereinafter referred to as "the property"): property name: property location: property area: property use: rental price: II. The entrustment period is 200 to 200 years, and Party A entrusts Party B to manage the property. Three. Signing matters: (1) Obligations of Party B: (1) Party B negotiates the lease terms with the tenant on behalf of the owner. (2) According to the lease contract, collect the rent from the tenant regularly every month, after deducting the monthly cleaning fee, property management service fee and property leasing tax, carefully arrange the rent to flow to the following selected account of Party A within seven working days: account name: account number: bank: bank address: (3) Party B pays the property leasing tax to the government tax authorities on behalf of Party A every month, and issues a rent invoice and sends it to the tenant. (4) Party B shall submit a monthly statement to confirm the amount returned by Party A to Party B's company account. (II) Obligations of Party A: (1) When signing this power of attorney, Party A shall truthfully inform Party B of the legal use of the house, and submit relevant materials, such as a copy of valid identity certificate of real estate rights, title certificate, list of housing equipment, etc. (2) After the lease of the house, Party A shall fully coordinate and assist Party B to handle the relevant procedures for the handover of the house for the lessee. (3) After the house is leased, Party A shall bear the monthly rent tax equivalent to 5% of the rent. (III) Payment of remuneration: (1) Lease commission: After signing the lease contract, Party A shall pay Party B one month's rent as the lease commission. For example, if the lease is renewed in the second year, Party A will pay Party B half a month's rent as a commission. This fee will be credited to Party A's account. (2) Management service fee: Party A pays Party B a service fee equivalent to the monthly rent every month, which will be deducted from Party A's account. (IV) Rent deposit During the lease term, the rent deposit shall be kept by Party A and returned to the tenant without interest within seven working days after the lease ends and the utilities and telephone charges are settled.

(V) Authorization: The authorization of Party B (the trustee) includes but not limited to: signing all documents related to the lease of the house on behalf of Party B and collecting the monthly rent of the house. (VI) Principle of good faith: Both parties shall keep the contents of the agreement confidential and shall not disclose them to tenants or others without the consent of both parties. 4. This Agreement is formulated in accordance with the relevant laws of People's Republic of China (PRC). If there are any matters not covered, both parties may separately make a written agreement or relevant laws and regulations to explain. If any dispute cannot be settled satisfactorily by both parties, it will be settled by arbitration of relevant institutions in accordance with the relevant laws of People's Republic of China (PRC). 5. This agreement is made in duplicate, one for each party, and shall come into effect immediately after being signed by both parties. Party A: Seal: Date: Party B: Seal: Date