- Wenzhou Fittings Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Youfa International Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai JiangXin Copper Pipeline Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Xiaoshan Chuangye Metal Processing Factor
- Main business:
- Caribbean RegionBermuda
- Zouping Weirui Refrigeration Material Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhuji City Yanfeng Valve Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Binzhou Yongtai Stainless Steel Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Anhui Xinguo Instrument Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Sheridy International Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Weifang East Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cixi Andong Pengfei Pneumatic Component Manufacturer
- Main business:
- Caribbean RegionBermuda
- Sihui Xiangsu Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- SJZ Hengxin Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Rentong Electric Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Chengdu Chuangrong Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yueqing Leixinte Terminal Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuyao Xinghua Pipe Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Boyang Pipeline Equipment Manufacture Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Langfang Better Metal Product Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dalian Degao International Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda