- Chaowei Engineering Plastic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Nanjing Hete Energy Conservation & Enviromental Protection Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Zhongke Huafei Composite Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Huayun Imp & Exp Co., Ltd
- Main business:
- Caribbean RegionBermuda
- LFG Top-Rank Hose Industrial Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Ningbo Jiangtao Rubber Hose Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hwatin Industrial Co.Ltd
- Main business:
- Caribbean RegionBermuda
- Jianxin Pipe Systems Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Tiantai Tianyi Fire Hose Factory
- Main business:
- Caribbean RegionBermuda
- Weifang Sanjiang Plastic & Rubber Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Haiqianwei steel pipe Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Horse Rubber & Plastic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jinan Chongling International Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- China Railway Material Group North China Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangyin Eternal Metal Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Yht Steel Sales Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhongshan Pinyan Grafts Gifts Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wanhong Tube Packing Company
- Main business:
- Caribbean RegionBermuda
- Wenzhou Landmark International Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangxi Liuzhou Gangdu Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda