- Cangzhou Derui Machine Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Zhenyi Auto Parts Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hubei Tongxing Auto Parts Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- ACE VALVE CO LTD
- Main business:
- Caribbean RegionBermuda
- Ningbo Quanxing Machinery & Instrument Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo W&f Manufactory Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Sichuan Tongxin Fuel Gas Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Eastmount Automation Instrument Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cixi City Jiu Zhou Special Pressure Gauges Factory
- Main business:
- Caribbean RegionBermuda
- Tangshan Yingbo Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shandong Boda Group Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Appa Hangzhou Tech, Inc.
- Main business:
- Caribbean RegionBermuda
- Tianjin Xinyuda Trade and Commercial CO.LTD
- Main business:
- Caribbean RegionBermuda
- Fujian Feida Valve Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Xingcheng Precision Casting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Longsheng Pipe Fitting Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shandong Yanggu Hengtai Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ganzhou Gongyuan Technology Pipe Development Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zibo Uniline Chemical Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Iceage Imp. & Exp. Co., Ltd.
- Main business:
- Caribbean RegionBermuda