- Zhejiang Kaida Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Foshan Lanshi Yue Xin Stainless Steel Profiles Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Foshan City Yinmao Stainless Steel Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Shenghualong Rubber Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Mark Technological Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Shitan Machinery Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Ningpu Tai Steel Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Shuanglin Plastic Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Gangxin Seamless Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuyao Shifan Machinery Accessories Factory
- Main business:
- Caribbean RegionBermuda
- Jiangxi Tmhold Automobile Part Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Taizhou Huangyan Yongsheng Mould Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen C & C Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- VIETNAM STEEL PIPE COMPANY LIMITED
- Main business:
- Caribbean RegionBermuda
- Taizhou Huangyan Jieken Mould&Plastic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongguan City Jiasheng Steel Product Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Haiqianwei Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shengzhou City Xinhui Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Baosheng Metal Product Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wuxi Lusheng Special Steel Limited Company
- Main business:
- Caribbean RegionBermuda