- Guanghan Changkong Rubber Sealing Element Factory
- 全国主营:Sealing element
- Jieyang Tiancheng Seal Components Co., Ltd.
- 全国主营:Rubber product, Seal component.
- Xiamen Maihua Rubber Product Co., Ltd.
- 全国主营:Rubber seal components.
- Yongkang Shuntai Industrial Co., Ltd.
- 全国主营:Self-propelled car shock absorber
- Danyang Special Machine Sealing Element Factory
- 全国主营:Sealing element
- Tianjin Hi-tech Enterprise Co., Ltd.
- 全国主营:Hollow fiber film, Air separation/nitrogen generation and filling technology
- Hebei Xinpeng Filtering Technology Co., Ltd. Xi'an Branch
- 全国主营:Cartridge, Filter, Seal component
- Shanghai Yongqiwu Filling Products Co., Ltd.
- 全国主营:Filling product.
- Jinan Rubber Products Factory
- 全国主营:Rubber seal components.
- Nanjing Jyaco Industrial And Trading Co., Ltd.
- 全国主营:Seal components
- Weifang Sanyou Petroleum Machinery Co., Ltd.
- 全国主营:Fittings of water flooding pump, Gasket.
- Sichuan Riji Seal Components Co., Ltd.
- 全国主营:Mechanical seal components, Engineering goods
- Shanghai Lishan Trade Co., Ltd.
- 全国主营:Rubber item
- Jiangsu Zhenhua Seals Industry Co., Ltd.
- 全国主营:Seals products
- Shandong Best Bearings Co., Ltd.
- 全国主营:Bearings.
- Zhuzhou Meiteyou Hard Alloy Co., Ltd.
- 全国主营:Hard alloy disc cutter and mould.
- Yantai Vast Co., Ltd.
- 全国主营:Cylinder liner
- Yangzhong Huasheng Hydraulic Fittings Co., Ltd.
- 全国主营:Seal component
- Cixi Yongsheng Sealing Products Co., Ltd.
- 全国主营:Seal components
- Wuhan Numeral Control Group Co., Ltd.
- 全国主营:Machine tool