Shanghai HengAn Miniature Bearing Co., Ltd.was established in 2001, after more than a decade of dedication to the micro bearing industry. As one of the pioneering factories in this field, we boast over 30 years of experience. Our company operates from our headquarters in Shanghai, which includes a measuring room, technical department, and quality inspection department. With a workforce exceeding 200 employees and an extensive customer base both domestically and internationally, our annual sales surpass 30 million sets.We specialize in manufacturing and distributing various types of miniature bearings for high-precision......More