- Liaocheng Zhongganglian Metal Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shandong Weishan Zhongtian Rubber & Plastic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Chengdu Heyi Steel Tube Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Yaosheng Petroleum Special Pipe Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Weifang Kyhose Plastic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenyang Jilu International Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Baina International Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Jiangdong Smart-Weld Cutting & Welding Equipment Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Hebei Baomin Import & Export Trade Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Helpful Plastic Hose & Machinery Factory
- Main business:
- Caribbean RegionBermuda
- Qingdao Hongda Metal Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Kaiping Bomesi Sanitary Ware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Huicheng Stainless Steel Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Wuxi City Fuyang Precision Pipe Making Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Wuxi Korer Stainless Steel Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Zhongbao Special Steel Tube Manufacture Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Yucang Steel Industial Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Dewei Stainless Pipe Ltd.
- Main business:
- Caribbean RegionBermuda
- Wuxi Liutong Stainless Steel Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Yinhai Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda