According to Article 12 of People's Republic of China (PRC) Property Law
The registration authority shall perform the following duties:
(1) Examining the ownership certificate and other necessary materials provided by the applicant;
(two) ask the applicant about the registration matters;
(three) truthfully and timely registration of related matters;
(4) Other duties as prescribed by laws and administrative regulations.
If the relevant information of the real estate applied for registration needs further proof, the registration agency may require the applicant to supplement the materials, and may inspect it on the spot if necessary.