- Jiashan Auto Fittings Casting Factory
- 全国主营:Nodular castings.
- Mudanjiang Longxiang Industrial Co., Ltd.
- 全国主营:Automobile U-bolt.
- Hangzhou Dexian Steel-structure Machinery Co., Ltd.
- 全国主营:Steel structure
- Baotou Zhengang Casting Co., Ltd.
- 全国主营:Casting drainage straight pipe, Tee
- Zhuji Huagang Chain Transmission Co., Ltd.
- 全国主营:Chain
- Hangzhou Automobile Plate Spring Co., Ltd.
- 全国主营:Automobile spring
- Xiaoshan Guling Automobile Assembly Co., Ltd.
- 全国主营:Automobile assembly
- Hangzhou Kelian Special Automobile Co., Ltd.
- 全国主营:Automobile liquid tank
- Zhejiang Shuntong Boiler Co., Ltd.
- 全国主营:Pressure container
- Yuhuan Auto Parts Industry Company
- 全国主营:Fasteners
- Shangyu Dajin Steel Structure Co., Ltd.
- 全国主营:Steel structure house, Metal door and window.
- Rui'an Tianda Standard Parts Factory
- 全国主营:Fastener
- Rui'an Baimen Fastener Factory
- 全国主营:Fastener
- Dongyang New Building Material Co.
- 全国主营:Composite plate
- Shaoxing Xiexing Spring Manufacture Co., Ltd.
- 全国主营:Spring
- Ningbo Feilong Space Structure Co., Ltd.
- 全国主营:Building metal structural parts
- Wenzhou Ouhai Guoxi No.2 Retainer Ring Factory
- 全国主营:Retainer ring, Open retainer ring, Interior and exterior tooth retainer ring
- Ningbo Electromechanical Industrial Research And Design Academy
- 全国主营:Spiral steel strip protective sheath
- Wenzhou Huada Hardware And Electric Appliance Firm
- 全国主营:Hardware product
- Hangzhou Huahui Valve Co., Ltd.
- 全国主营:Valve.