Intersection of Kaifu Road and Tuanhe Road in Daxing District, Beijing. According to Baidu map, Daxing building materials market moved to the intersection of Kaifu Road and Tuanhe Road in Daxing District, Beijing. Daxing building materials market is a large-scale comprehensive market invested and built by Daxing county government, which mainly focuses on building materials exhibition, and integrates building materials exhibition, economic and trade negotiation and technical exchange. It is one of the three major markets planned by Beijing Construction Committee 1996.