1. It can be found in official website, Chongqing Municipal Commission of Housing and Urban-Rural Development. The steps are as follows: log in to official website, then query the service page, enter the project name, filing number and other information, and you can query the completion acceptance filing certificate.
2. You can log on to the credit platform of survey and design, construction enterprises, urban real estate and development enterprises in Chongqing, but you need to provide basic information of enterprises, such as enterprise name and industrial and commercial registration number.
The above inquiry methods are for reference only. If more detailed information is needed, it is suggested to contact relevant departments or institutions directly for consultation.