Haimen City Mingzhu Steel Ball Co., Ltd. (Haimen City Bearing Steel Ball Plant) is a core enterprise producing steel ball professionally in China. It's a Member Unit of the Chinese Roller's Association Steel Ball Branch.
We mainly manufacture bearing steel ball and stainless steel ball with the specifications of diameter 2.0mm to 25.4mm. Their grade of accuracy is G10, G16, G20, G24, G28, G40, G100, G200, G500, G1000 and G40, G60, G100, G200, G500, G1000 respectively. We also produce electroplating steel ball according to the client's requirements. The steel ball are applied to bearings, stainless steel bearings, hardware, wheels, instruments, rail, polishing, the solid smash. The products are registered as "Sea Ball" brand.
Our corporation was founded in 1991. We have 100 employees including 5 engineers and 40 technical workers. Our company covers an area of 8,000 square meters with 3,500 square meters of factory buildings. The registered funds are USD253,000 and our yearly production capacity is from 300,000,000 pieces to 500,000,000 pieces with 1,000 metric tons of finished steel balls.
We have been always insisting on the orientation of quality first and user first since the corporation was established. The quality of products has always been considered as the most important affair. We have set up a series of sound and effective management system, especially the system of inspection and trace in each process from the supply of raw material to the packing of products to ensure that all products can satisfy the clients' request for quality. Not only have we provided products for the users at different levels at home, we have also exported products to America, Japan, Italy, and Belgium for many years. We always get satisfactory feedback from our customers because of the high quality products.
In 1999, our company obtained the certificate of ISO9002 quality system and obtained the certificate of ISO9001 in 2001. Our company is located on the north of the entrance to Yangtze River in China. You can drive to our company from Shanghai directly and it takes only an hour. Welcome customers all over the world to contact us and to discuss cooperation affairs about steel balls. We will provide good-quality products at a reasonable price with the best service for you.
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