- Kinglion Plastics & Metals (jiangshan) Co., Ltd.
- 全国主营:Wire sleeve, Blow-off pipe.
- Qingdao Siji Rigging Co., Ltd.
- 全国主营:Steel wire rigging, Lifting tool
- Qingdao Siji Hongda Industry & Trade Co., Ltd.
- 全国主营:Auto fittings
- Nantong Lotaa Electromechanical Co., Ltd.
- 全国主营:Steel tube scaffold
- Kuntong Steel Group Co., Ltd.
- 全国主营:Pig iron, Capsule ball, Wear resistant ball.
- Nantong Chengji Building Construction Machinery Co., Ltd.
- 全国主营:Construction engineering mechanical equipment
- Jinan Xiexin Forged Flange Co., Ltd.
- 全国主营:Flange, Pipe fittings, Forging product.
- Shandong Linqu Xinhao Motor-driven Door Factory
- 全国主营:Door and window
- Qingdao Shengmei Steel Grating Co., Ltd.
- 全国主营:Steel grating
- Qingdao Weili Technology Co., Ltd.
- 全国主营:Door
- Xuzhou Kaining Welding Ball Rack Factory
- 全国主营:Welding ball nodal
- Taishan Fuhao Package Co., Ltd.
- 全国主营:Package box
- Shaanxi Liyuan Zhaohui Technology Co., Ltd.
- 全国主营:Software, Solar battery, Glass products
- Pujiang Tindao Industry And Trade Co., Ltd.
- 全国主营:Filter assembly, Melt filter
- Guangzhou Hongfujin Door Co., Ltd.
- 全国主营:Stainless steel tube material, Profile, Door.
- Ruijie Hardware Plastic Processing Factory
- 全国主营:Hardware plastic
- Onyou Machinery Technology (shanghai) Co., Ltd.
- 全国主营:Lubricating oil, Air compressor
- Chaoan Caitang Jinwei Stainless Steel Products Factory
- 全国主营:Stainless steel ornament product
- Ningxia Jiayang New Type Building Material Co., Ltd.
- 全国主营:Building material
- Ningbo Wanbaolong Machinery Co., Ltd.
- 全国主营:Hardware, Rubber-plastic product