- Wenzhou Huzen Steel Pipes Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhengzhou Sinco Machine Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Qingdao Zihe Company Limited
- Main business:
- Caribbean RegionBermuda
- China Bearing (Tian Jin) Import & Export Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Yongkang Lianggong Valve Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Hangzhou Huanke Trading Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Kehua Petroleum Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Fu Jian General Valve Co.Ltd
- Main business:
- Caribbean RegionBermuda
- Fenghua Yongqiang Filtration Equipment Factory
- Main business:
- Caribbean RegionBermuda
- Ningbo J&K Industrial and Trade Company
- Main business:
- Caribbean RegionBermuda
- Yongjia Kinghood Pump Valve Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Dongying Cheonseng Precision Foundry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Alohan
- Main business:
- Caribbean RegionBermuda
- Zhejiang Mingda Pipe Industry Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Nanjing Fuyuan Chemical Pipeline ,Equipment Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Qingdao V-goal Marine Valve Manufacturing Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Tianjin Golden Hugeline Co., LTD
- Main business:
- Caribbean RegionBermuda
- Ningbo Huabiao Special Ceramics Oil Extraction Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hyundae Valves Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Taixing Haixing Marine Machinery Co.Ltd.
- Main business:
- Caribbean RegionBermuda