- Huangshan Qiyuan Plastic Pipes & Valves Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Taizhou Jieying Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei GoShine Pipeline Equipment Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Tanggu Valve Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Yodsn Fluid Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Sino-Global Beijing Import And Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Jingyilai Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Kingstone Valve & Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Lanwei Imp. & Exp. Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Hengtai Piping Equipment Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Galaxy Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Yinzhou RION Imp. & Exp. Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Lucheng Safety Equipment Factory
- Main business:
- Caribbean RegionBermuda
- Shijiazhuang Huate Metal Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiujiang Zhongchuan Instrument Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- OSHWIN OVERSEAS
- Main business:
- Caribbean RegionBermuda
- Hydraulic Oil Wuxi Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuhuan Yushi Metal Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- ADDISON INSTRUMENTATION
- Main business:
- Caribbean RegionBermuda
- Zhejiang Baitahu Piping Systems Co., Ltd.
- Main business:
- Caribbean RegionBermuda