Luoyang Mingzhen Bearing Steel Ball Co., Ltd. is a professional manufacturer of high precision bearing ball, located in Luoyang, the biggest China bearing and bearing accessory supplier base. Our products cover chrome steel ball, carbon steel ball and stainless steel ball etc. with size range from 0.5 mm to 80 mm. Mingzhen keep focus on making bearing run a little bit smoother for over 20 years. We earnestly hope to build long-term business relationship with all of our customers.