- Jinan Wanxingda Industry Co., Ltd. Standard Parts Factory
- 全国主营:Fasteners
- Binzhou Zouping Chuanyang Metal Grinding Additive Co., Ltd.
- 全国主营:Metal grinding additive.
- Jinan Donghuan Industry General Corp.
- 全国主营:Steel window
- Tianjin Zhonghuan Hi-tech. Co., Ltd.
- 全国主营:Keyboard, Decorative trimming, Panel board.
- Weifang Xucheng Industrial & Trading Co., Ltd.
- 全国主营:Flexible graphite rolls/sheets, Reinforced graphite sheet, Graphite packing, Spiral wound gasket, etc.
- Shenzhen Zhengwei Electronic Co., Ltd.
- 全国主营:Electronic components
- China Aviation Equipment Beifang Company
- 全国主营:Electronic component, Electronic product, Hardware tool, Bearing as well as parts and component, Fastener, Airplane, Aircraft, Spacecraft, Spaceflight ground equipment, Electric wire, Cable, Lamps and
- Xi'an Xac (group) Import & Export Corp.
- 全国主营:Communication equipment, Radar equipment, Electronic component, Automobile, Special purpose automobile, Meter, Instrument, Airplane, Aircraft.
- China Ship Industry Trade Corporation Jiujiang Branch
- 全国主营:Ship, Mechanical equipment for ship, Hardware tool, Fastening, Pneumatic component, Grinding material, Abrasive tool, Instrument, Electrical machinery, Agricultural machinery, Food processing machiner
- Jinan Zhongxinyuan Metal Coating Factory
- 全国主营:Metal component
- Anqiu Tengxiang Cast Steel Factory
- 全国主营:Steel castings
- Jinan Jintaiyang Door Industry Co., Ltd.
- 全国主营:Fireproof door series, Burglar-proof door series products, Protection burglarproof net
- Ma'anshan Shenda Materials Co., Ltd.
- 全国主营:Standardized parts, Metal plumbing equipment, Metal material, Wiring equipment, Chemical products, Nonstandard parts, Irregularly-shaped parts, Metal ware.
- Hangzhou Chenlong Spring Washer Co., Ltd.
- 全国主营:Spring washer
- Hangzhou Xiaoshan Shanshui Xiaozhou Co., Ltd.
- 全国主营:Chain parts
- Guangzhou Nanyi Lighting & Acoustics Industry Co., Ltd.
- 全国主营:Film & TV stage equipment.
- Shandong Junan Huabao Solar Energy Co., Ltd.
- 全国主营:Solar water heater and its fittings.
- Shangyu Yiting Chengde Spring Factory
- 全国主营:Hardware, Spring
- Henan Kaida Trading Co., Ltd.
- 全国主营:Mechanical and electrical products, Metals product, Mineral product, Chemical product, Rubber product.
- Shanghai Pujiang Cable Co., Ltd.
- 全国主营:Cable.