Founded in 1994, Wafangdian Zhengda Metallurgical Mill Bearing Co., Ltd. (WZZZ) is a specialist bearing manufacturer specialized primarily in producing and supplying roll neck bearings and auxiliary bearings for rolling mills. Our extensive portfolio includes four row cylindrical roller bearings, four row tapered roller bearings, Sendzimir bearings and much more. As a leading company developing, designing, manufacturing and selling of bearings as well as providing services in the field of rolling mill, WZZZ bearings are highly praised by customers all over the world.

We are capable of providing economical bearing solutions tailored to your specific needs, e.g. the hardness of WZZZ rolling mill bearings can be improved to reach HRC58~62 per your demanding request. And we introduced carburized bearing steel from American TIMKEN company to further ensure the quality of bearings. Besides, we also imported world’s advanced salt bath quenching equipment for bainite and martensite hardening. All these factors enable our company stands out in domestic field in the aspect of heat treatment techniques.

Aiming at servicing our customers by offering highest quality of products with better services, WZZZ established a subsidiary company, Dalian Dragon Bearing Co., Ltd. in 2008. With our expertise and experiences accumulated over the past years in the industry, we can fully satisfy your bearing needs in rolling mill industry. Repairing services are available for customers’ general sized bearings or extra-large bearings, assisting to save cost and add value to their businesses.

We at WZZZ are wholeheartedly willing to cooperate with worldwide customers and share with them our experience and knowledge.