Yongxin Coatings Baotashan Qiyouqi Jiaoye

Hongliang Building Materials Materials Business Department

Haodong Building Materials (Gansu International Mechanical and Electrical Water Heating City Shop)

Gansu Jintai Water Heating Building Materials Co., Ltd.

Lanzhou Xintianyi Seal Heat Preservation Material Sales Agency (Gansu International Mechanical and Electrical Water Heating City Shop)

Qilihe Hongmeida Heat Preservation Material Business Department