Xufeng Baitie Tongfeng Engineering (Mashantou No.3 Industrial Zone Block 37 A Shop)

Futongda Baitie Environmental Protection Tongfeng

Changxing Tongfeng Pipeline Firm

Xinshunfeng Baitie Environmental Protection Engineering (Yanchuan Community Commercial Street Branch)

Fushengtong Baitie Engineering

Xingfeisheng Baitie Tongfeng Environmental Protection Equipment Co., Ltd.