- Hangzhou Huajia Standard Fastener Co., Ltd.
- 全国主营:Fastener.
- Ningbo Hydraulic Pipe Fittings Factory
- 全国主营:Hydraulic pipe fittings.
- Ningbo Zhenhai Light Industrial Machinery Casting Factory
- 全国主营:Sluice board, Ball lid, Valve hand wheel.
- Zhejiang Xinchang General Machinery Factory
- 全国主营:Bearing roughcast.
- Hangzhou Fuyang Meter Machinery Tool General Factory
- 全国主营:Meter, Lathe, Iron castings.
- Cixi Yinying Lock Co., Ltd.
- 全国主营:Password lock, Door knob, Anchor.
- Wugang Industrial Cold Rolling Mill Electric Structure Factory
- 全国主营:Cold rolling mill fittings, Structural parts
- Lanxi Xinguang Electroplating Factory
- 全国主营:Electroplated product
- Wenling Alloy Casting Factory
- 全国主营:Iron castings.
- Zhenjiang Wear-resistant Material Factory
- 全国主营:Iron casting, Carbon steel parts
- Zhenjiang Suopu Ship Building And Repair Co., Ltd.
- 全国主营:Steel ship for civilian use, Ship repair steel structural component
- Nanjing Sutie Economic & Technology Development Co.
- 全国主营:Train rail screw
- Zhangjiagang Chemical Machinery Co., Ltd.
- 全国主营:Vacuum drying machine, Pressure container
- Changzhou Jin'an Metallurgical Equipment Co., Ltd.
- 全国主营:Metallurgical equipment
- Jiangning Yongyue Agricultural Machinery Fittings Factory
- 全国主营:Iron castings
- Jingjiang Power Station Auxiliary Machine Manufacturing Company
- 全国主营:Wear-resistant steel casting
- Jiangsu Changrui Jvfang Technology Co., Ltd.
- 全国主营:Castings
- Jintan No.2 Cast Steel Works
- 全国主营:Steel casting