1. Log in to Zhengcaiyun website.
2. After logging into the legal person account, select legal person service in the menu bar.
3. Select the Ministry of Housing and Urban-Rural Development in the department classification.
4. Find the search box on the right side of the pop-up menu bar and fill in the qualification examination and approval of construction enterprises.
5. After finding the relevant qualification approval business, click Online.
6. Find my certificate after entering the platform, select the certificate and click Download.