- Tianjin TPCO & TISCO Welding Pipe Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- TDC International Trade (Tianjin) Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Jinxinsheng Import & Export Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Yue Yang Industrial & Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Guangjing Weiye Import & Export Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin KAIWEI & YONGLI United Chemical Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Golden Bridge Welding Materials Group Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Yichuan Import & Export Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Tianfei High-Tech Valves Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Sunlight Import & Export Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Anxingda Import & Export Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Greentech (TianJin) Anticorrosion Engineering Tech Co..Ltd
- Main business:
- East AsiaChina(Mainland)
- ZhongDe(Tianjin) Chemical Products Trading Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Wentong Group. Tianjin Xinyuan Global Trading Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Machtec (Tianjin) Oil Equipment Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Flying Pigeon Cycle Mfg.Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Jianxiang Spoke Industry & Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Oumanmeirui (Tianjin) International Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- GIGA (Tianjin) Import and Export Co,.Ltd
- Main business:
- East AsiaChina(Mainland)
- Bazhou XinRongDa Metal Structure Product CO.,Ltd Tianjin Branch
- Main business:
- East AsiaChina(Mainland)