- Hebei Shicheng Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Three-Brother Industries Co., Limited
- Main business:
- Caribbean RegionBermuda
- Yangzhou Huijiang Plastic Packing Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Glee Plastic Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Conic Industry and Trade Co., Limited
- Main business:
- Caribbean RegionBermuda
- Silvery Dragon Group
- Main business:
- Caribbean RegionBermuda
- Hua Ya (Dong Ying) Plastics Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Shangfeng Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Yongdali Steel Pipe Limited Company
- Main business:
- Caribbean RegionBermuda
- L&L Silicone Industry Co,. Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Baichuantong International Trade Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Zhejiang Xintai Stainless Steel Tube & Pipe Factory
- Main business:
- Caribbean RegionBermuda
- Kaiphone Technology Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Changshu Huali Stainless Steel Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yanggu Flexible Shaft & Hose Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Honglei Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Best Rubber & Plastic Products Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Golden Suntown Chemical Ltd.
- Main business:
- Caribbean RegionBermuda
- Frienda Steel Pipe Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- China Shanxi International Economic&Technical Cooperation Corp.
- Main business:
- Caribbean RegionBermuda