Huilai Baitie Fengguan Tongfeng (Tianfa Garden Phase 2 Branch)

Weixing Environmental Protection Baitie Tongfeng Engineering

Hengfeng Baitie Tongfeng Engineering

Foshan Aoheng Baitie Tongfeng Engineering

Baitie Engineering (Chengye Building Shop)

Chengjie Environmental Protection Tongfeng Equipment Baitie Engineering (Hongxing Unit Shop)