- Tianjin Jianxincheng Trading Co., Ltd.
- Main business:
- Tianjin Jin Xin Sheng Long Metal Products Co., Ltd.
- Main business:
- Qingdao Evk Industrial Co., Ltd.
- Main business:
- JW Hydraulic (Shanghai) Limited
- Main business:
- Tianjin Doublewin Metal Material Co., Ltd.
- Main business:
- Tianjin Huaxia Longxin International Trading Co., Ltd.
- Main business:
- Taizhou Kaiwei Stainless Steel Products Co., Ltd.
- Main business:
- Foshan Nanhai Chanshi Stainless Steel Co., Ltd.
- Main business:
- Shanghai Hengtie Steel Trading Co., Ltd.
- Main business:
- Taizhou Hengda Steel Co., Limited
- Main business:
- SONHA INTERNATIONAL CORPORATION
- Main business:
- Foshan Xinliheng Stainless Steel Co., Ltd.
- Main business:
- Hunan Allianz Metal Products Co., Ltd.
- Main business:
- Wuxi Dingbang Steel Industry Co., Ltd.
- Main business:
- Tianjin North-Pipe Trade Co., Ltd.
- Main business:
- Wuxi Jirunxing Metal Products Co., Ltd.
- Main business:
- Foshan City Nanhai Yuejia Decoration Hardware Factory
- Main business:
- Wenzhou Bestop Steel Co., Ltd.
- Main business:
- Foshan Tout Steel Co., Ltd.
- Main business:
- Yuyao Tonglian Stainless Steel Material Co., Ltd.
- Main business: