- Hangzhou Woyi Control Technology Limited Company
- Main business:
- Caribbean RegionBermuda
- Dalian Jiaxin Valves Produce Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- hejiang Demark Blow Molding Machine & Preform Mould Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhongshan H. R. T. Precision Steel Ball Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongying Taifung Precision Metal Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Luofu Valve Group Zhejiang Zhonggong Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Nanjing Zhulijiang Titanium Equipment Company Ltd.
- Main business:
- Caribbean RegionBermuda
- Zaoqiang Hengrun (Beijing) M&E Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Jiuhe New Material Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Taizhou Jushui Brass Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuyao City Yuantuo Plastics Mould Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Hongxin Mechanical & Electrical Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Shipeng Pipe Industries Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wujiang Hengda Machine Fittings Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangsu Hongyuan Pipes Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yanshan County Fengliyuan Pipe-Fitting Equipment Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Sun Group Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Ningbo Guoten Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Chongqing Zhuoguan Trade Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Shanghai Ningnuo Enterprise Co., Ltd.
- Main business:
- Caribbean RegionBermuda