1. Inquire about relevant information through the contract record number and certificate number in the contract record inquiry center provided by the Housing Authority;

2. Log in to official website, the local real estate bureau, and enter the required information in official website to query the information location of the record number;

3. Use the online filing system of newly-built commercial housing to inquire about the rights status according to the signing contract number and reserved password;

4. Go to the real estate bureau for on-site inquiry and provide the staff with the contract record number and certificate number;

5. Query the contract registration, log on to the website of the commercial housing sales contract registration inquiry channel, and enter the ID number and contract registration number code.

Query method of contract record number:

1. Log on to the official websites of relevant government departments or institutions: Usually, the local commercial departments or industrial and commercial administrative departments are responsible for contract filing, which can be inquired through the official websites of these departments;

2. Use the contract filing inquiry system: some areas may provide an online contract filing inquiry system, enter the contract filing number or related information, and inquire about the contract filing details;

3. Contact the parties to the contract: if you are inquiring about the record number of the contract you are involved in, you can directly contact the other party to the contract or the legal department of your company to obtain it;

4. Go to the relevant departments for consultation: If you can't find it online, you can go directly to the government department in charge of contract filing for on-site consultation.

To sum up, the methods for inquiring the contract record number include the inquiry center provided by the Housing Authority, the official website of local real estate bureaus, the online filing system for newly-built commercial houses, the on-site inquiry of real estate bureaus, and the inquiry channels for registering commercial housing sales contracts on the website. In addition, you can also log on to the official website of relevant government departments or institutions and use the contract filing inquiry system to contact the parties to the contract or consult with relevant departments.

Legal basis:

Measures for the administration of commercial housing sales

Article 8

Real estate development enterprises shall, before the sale of commercial housing, submit the manual of real estate development projects and relevant supporting documents that meet the conditions for the sale of commercial housing to the competent department of real estate development for the record.