- Cangzhou Huaxing Pipeline Equipment Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Norman Precision Casting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Jiexi Steel Pipe Co.ltd
- Main business:
- Caribbean RegionBermuda
- Dalian Xin Fei Yu Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Guangming Brass Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Zhongyi FRP Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Guanda Industrial & Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Bosheng Steel Pipe Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dalian Zhiqiang Tube Technology Development Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangsu Yingliu Machine Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shan County Huaer Plastic Valve Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Tengxiang Mechanical Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shijiazhuang City Shengxin Malleable Duct Pice Industrial Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- SANJAY FORGE PVT LTD
- Main business:
- Caribbean RegionBermuda
- Sunlink Machine Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Beijing Sinovo International Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- CIMM Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenyang Xinlian Petrochemical Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Kunbo Machinery & Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Maanshan Houlin Precision Casting Co., Ltd.
- Main business:
- Caribbean RegionBermuda