- Tianjin Hongbo Iron Processing Factory
- 全国主营:Iron guardrails and doors
- Foshan Nanhai Yanbu Lian'an Tianbao Hardware Factory
- 全国主营:Hardware pressing
- Wenling Helin Steel Part Factory
- 全国主营:Metal sheet
- Tianjin Guotai Static Spray-coated Factory
- 全国主营:Spray-coating hardware product
- Sichuan Wenjiang Gongping Metal Plastic Package Factory
- 全国主营:Metal, Plastic package product.
- Shengzhou Lide Spring Factory
- 全国主营:Spring
- Shenyang Xinbai Lida Roller Door Factory
- 全国主营:Fireproofing roller blind, Door window.
- Shenyang Xiangquanli Machine Seal Element Factory
- 全国主营:Sealing products
- Tianjin Guoxing Electric Door Factory
- 全国主营:Electric door
- Tianjin Changcheng Spring Factory
- 全国主营:Spring
- Tianjin Chenghao Mould Factory
- 全国主营:Machinery parts, Mould
- Shenzhen Rongshida Precision Hardware Machine Factory
- 全国主营:Machinery
- Tianjin Jinjing Electrical Appliance Factory
- 全国主营:Low voltage complete set switch gear
- Zhejiang Wuyi Yuhang Stationery Factroy
- 全国主营:Cultural and educational goods
- Wuhan Tiecheng Plastic-steel Door And Window Factory
- 全国主营:Plastic-steel door and window
- Wuhan Yanzi Metal Die-casting Factory
- 全国主营:Burglarproof well lid, Nodular pipe fittings
- Wuhan Xinhong Machinery Manufacturer Factory
- 全国主营:Bearing
- Tianjin Tiancheng Iron-craft Decorative Product Factory
- 全国主营:Iron-craft decorative products
- Tianjin Jinxianghe Nail Making Factory
- 全国主营:Nails