- Yuhuan Frank Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Kangyuan Plastic Pipes Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yongjia Hongqiu Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Huacheng Rise Steel Pipe & Tube Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Rainia Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Xin Huan Long Valves Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Kemei Hardware Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Keming Machinery Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Johson Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Taizhou Aoerda Sanitary Ware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Xin Yuan Instrument Factory
- Main business:
- Caribbean RegionBermuda
- Chongqing Yilong Pipeline Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Beijing Siyuan Newwater S&T Co.
- Main business:
- Caribbean RegionBermuda
- Xuzhou Hongye Apparatus & Instrument Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Advanced Engineering Materials Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yongjia Tone-Ball Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Zhonghang Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangsu Dongge Stainless Steel Ware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Froch Enterprise Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin City Xingdongweiye Steel Tube Co., Ltd.
- Main business:
- Caribbean RegionBermuda