Founded in 2001, Wuxi Heavy Industrial Micro Bearing Factory (ZGBK® Bearings) is a pioneer and leading manufacturer in China’s stainless steel bearing industry, and has grown into one of the largest standardized stainless steel bearing producers in the country.

ZGBK Bearings operates under a robust group structure that includes Wuxi Heavy Industrial Micro Bearing Co., Ltd., Wuxi Yuankai Transmission Equipment Manufacturing Co., Ltd., and Anhui Bote Bearing Co., Ltd., forming a fully integrated industrial chain.

The ZGBK group strictly sources premium materials from Changcheng Special Steel and maintains end-to-end in-house production, from raw materials to finished bearings, ensuring complete control over every critical process. With strong capabilities in R&D, professional manufacturing, bearing sourcing, and testing services, ZGBK is committed to delivering comprehensive bearing solutions and customized support tailored to diverse customer needs.

ZGBK Bearings’ products are exported worldwide—including Europe, the United States, and Japan—with over 85% of annual output shipped overseas. Our commitment to quality, reliability, and service excellence has earned widespread trust and recognition in the global market.