- Rint Steel Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Tianyida Copper Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangsu Jinzhou Pipe System Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ramada Yangquan Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Beijing Hangtian Taizhou Pipeline Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongda Electron Co., Ltd. of Yueqing City
- Main business:
- Caribbean RegionBermuda
- Ninghai AOB Automobile Parts Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Huatian Stainless Steel Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Chunhao Gas Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zheng Guang Valve Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- ZHEJIANG TAIZHOU TU-POLY CO LTD
- Main business:
- Caribbean RegionBermuda
- Hebei Jianhua Pipe Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wuxi Zhongbo Expansion Joint Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Jimeng Group Huading Pipe Fitting Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Jinniu Valve Factory
- Main business:
- Caribbean RegionBermuda
- PROPISTON HYDRAULICS CO LTD
- Main business:
- Caribbean RegionBermuda
- WAAREE INSTRUMENTS LTD
- Main business:
- Caribbean RegionBermuda
- Suzhou Yuefeng Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Yinzhou Triolym Imp. & Exp. Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Bote Copper Co., Ltd.
- Main business:
- Caribbean RegionBermuda