1. Log on to the website of the Ministry of Housing and Urban-Rural Development or the website of the local housing construction and urban-rural planning administration, find the entrance to inquire about the qualification of dual networks on the homepage of the website or related service pages, and enter the information such as the name of the construction enterprise, registration number or unified social credit code for inquiry.
2. Call the housing construction department or the local housing construction and urban-rural planning administration for advice on how to inquire about the dual-network qualification of the construction enterprise, and provide information such as the name and registration number of the construction enterprise for inquiry.
3. Go to the housing construction department or service hall of the local housing construction and urban-rural planning administration for on-site inquiry, and provide information such as the name and registration number of the construction enterprise for inquiry.
4. Some third-party platforms also provide dual-network qualification inquiry services for construction enterprises, such as China Construction Talent Network and China Construction Bidding Network. By inputting information such as the name, registration number or unified social credit code of the construction enterprise.
It should be noted that the query methods in different regions may be slightly different. For specific operation, please refer to official website, the local department concerned, or consult relevant staff.