- Jiangyin Dongte Steel Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Zhongtong Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Sichuan Goldstone Orient New Material Equipment Inc.
- Main business:
- Caribbean RegionBermuda
- Dongguan City Yaoan Plastic Machine Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Anhui Tiankang Special Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Xin Liang Stainless Steel Tube Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Tianlong Jincheng Steel Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Yutian Steel Tube Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Zhouguan Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Jinhang Import and Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Eurasia Rubber & Plastic Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhangjiagang Lanma Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Winning Rubber Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Evertec Stainless Steel Tube & Pipe MFG. Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Lianguan Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Hongrun Heavy Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Xinghua Huabang Special Steel Products Factory
- Main business:
- Caribbean RegionBermuda
- Ningbo Yinzhou Xingxin Metal Product Factory
- Main business:
- Caribbean RegionBermuda
- Shandong Province Coalfield Geologic Drilling Tools Factory
- Main business:
- Caribbean RegionBermuda
- Zhejiang Bewell Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda