- Ningbo Chonglong Standard Parts Mould Factory
- 全国主营:High speed steel thimble, Punch pin, Top mandrel, Disc knife machine, Three-stage punch pin, Special punch pin
- Hebei Yinan Ystandard Parts Factory
- 全国主营:Bolt, Nut
- Ningbo Guzhong High Strength Bolt Factory
- 全国主营:High strength bolt
- Guangzhou Cheweishi Automobile Equipment Co., Ltd.
- 全国主营:Car maintenance equipment
- Haining Xianglong Hardware Co., Ltd.
- 全国主营:Small hardware kinds products.
- Yuyao Zhangting Shuntong Pipe Valve Parts Factory
- 全国主营:Pipeline accessories
- Shanghai Shenhao Forging Factory
- 全国主营:Flange and forgings
- Qingdao Vcart Pipe System Co., Ltd.
- 全国主营:Pipeline
- Shouyu Trading (shenzhen) Co., Ltd.
- 全国主营:Lamps and lanterns, Bath products
- Yueqing Yichao Switch Cabinet Accessories Co., Ltd.
- 全国主营:Switch cabinet fittings
- Ningjin Changqi Mesh Belt Factory
- 全国主营:Metal gauze belt, Chains, Turning machine
- Xuzhou Lote Ade Rotation Fulcrum Bearing Co., Ltd.
- 全国主营:Rotation fulcrum bearing, Industrial steel ball, Double-screw bolt
- Suzhou Cartel Automation Equipment Co., Ltd.
- 全国主营:Automation equipment
- Qingdao Brise Furniture Co., Ltd.
- 全国主营:Furniture
- Shandong Qiancheng Conveyance And Storage Equipment Manufacturing Co., Ltd.
- 全国主营:Storage rack in market, Storage equipment of market facilities
- Kunshan Shenghong Metal Co., Ltd.
- 全国主营:Iron wire and iron wire product
- Wuxi Mingfu Piping Accessory Co., Ltd.
- 全国主营:Piping accessory
- Sichuan Meida Electromechanical Co., Ltd.
- 全国主营:Switch socket, Luminaire, Automatic door, Residence distribution box, Doorbell, Fire alarm system, Automatic control components