Which is better for angular contact ball bearings?

Companies selling angular contact ball bearings: Hefei Kebang Bearing Co., Ltd., Wuxi Xinhaorui Bearing Electromechanical Co., Ltd., Beijing Derui Risheng Bearing Co., Ltd., Tianjin Oumaite Bearing Trading Co., Ltd. and Luoyang Hongyuan Bearing Technology Co., Ltd.

1. Hefei Kebang Bearing Co., Ltd.: The business scope includes the production, manufacture and sales of bearings and other electromechanical products, domestic trade and international import and export trade of related products (except commodities restricted or prohibited by the state), and inspection services, technical services and information services of related products. Insulating materials, rubber and plastic products, building materials, metal materials and stainless steel products.

2. Wuxi Xinhaorui Bearing Electromechanical Co., Ltd.: The business scope includes bearings, hardware products, lubricating oil, lubricating grease, mechanical equipment and accessories, industrial automation equipment and accessories, welding equipment accessories and materials, environmental protection equipment and accessories, general equipment and accessories, instruments and meters, labor insurance supplies, clothing, shoes and hats, knives, standard parts, wires and cables, fasteners and oil seals.

3. Beijing Derui Risheng Bearing Co., Ltd.: The business scope includes sales of Wujinjiaodian, mechanical equipment and accessories, steel, building materials, rubber products, plastic products, electronic products, communication equipment and daily necessities; Technical consultation and services; Import and export of goods, agent import and export, technology import and export. (Projects subject to approval according to law shall be approved by relevant departments.

4. Tianjin Oumaite Bearing Trading Co., Ltd.: The business scope includes the wholesale and retail of bearings, hardware tools, labor insurance supplies, wires and cables, lifting equipment and accessories, seals, mechanical equipment, electronic products and power tools. (Projects subject to approval according to law can only be operated after approval by relevant departments), packaging materials, plumbing equipment, glass products and aluminum alloy products.

5. Luoyang Hongyuan Bearing Technology Co., Ltd.: The business scope includes general business items: bearing technology research; Production and sales of precision bearings; Sales of wires, cables, construction machinery and equipment, and metal materials; Engaged in the import and export of goods (except goods that should be approved or prohibited by national laws and regulations). Construction machinery and accessories, washing supplies, office supplies, furniture.