- Qingdao Top Good Industrial & Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Coosai Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Sichuan Hike Fluid Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Yuchang Resources Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuyao City Suncos Pneumatic & Water Fittings Factory
- Main business:
- Caribbean RegionBermuda
- Weifang Shengjiang Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shandong Rongxin Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Champion Metal Hose Factory
- Main business:
- Caribbean RegionBermuda
- BENKAN TSUSHO CO.,LTD.
- Main business:
- Caribbean RegionBermuda
- Taizhou Jiangneng Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Guanyu Stainless Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Xingu Pipeline Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Peng Hong Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qiancheng International Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Bohong Pipeline Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhengzhou Wanda Pipe Fitting Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Fuyue Pipe Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Coosai Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Focus Piping Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Xingtai City Huifeng Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda