Where can the bidding information of Chongqing construction enterprises be inquired online?

The online inquiry methods of bidding information of construction enterprises in Chongqing are divided into two channels: local websites and the national big data inquiry platform for construction industry;

Local websites: Chongqing Housing and Urban-Rural Construction Network, Chongqing Construction Engineering Information Network, Small and Medium-sized Construction Enterprise Information Network, etc.

National building big data query platform: Luban Jianye Tong, Housing and Urban-Rural Construction Network, etc.