- Zibo Longzhou International Trade Company
- Main business:
- Caribbean RegionBermuda
- Shanghai Jinyun Stainless Steel Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Tsingshan Holding Group Shanghai International Trading Co
- Main business:
- Caribbean RegionBermuda
- Liaocheng Huayu Material Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Tangshan Yinguangfa Industrial & Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Tiantai Machinery Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- China Metallurgical Huatai Tianjin Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Huagang(OUM) Aluminium Product Factory
- Main business:
- Caribbean RegionBermuda
- Liaocheng Zhengyang International Trade Agency Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Yuyao Lubu Town Jiangnan Brass Pipe Metal Factory
- Main business:
- Caribbean RegionBermuda
- Tianjin Huayou Spiral Welded Pipe Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Hengkuo Group, Shijiazhuang Chunxi Pipe Fitting Co., Ltd(Branch)
- Main business:
- Caribbean RegionBermuda
- Tianjin Pengyu Longsheng Iron And Steel Co.Ltd
- Main business:
- Caribbean RegionBermuda
- China Gohigh Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Tengyu Stainless Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Evershining International Corpration
- Main business:
- Caribbean RegionBermuda
- Tianjin Steelnile Co. Ltd
- Main business:
- Caribbean RegionBermuda
- N-Steel Co., Ltd. (Shanghai Branch)
- Main business:
- Caribbean RegionBermuda
- Huzhou Xinli Stainless Steel Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Haian Import And Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda