As a professional bearing units manufacturer, JAMA is among the best in the industry in China. JAMA's oil seal series are created based on unremitting efforts. JAMAoil seal ring is equipped with the latest design styles and technology. The product is anti-bacterial and odor-free. The advanced deodorant technology is adopted combining with the specific formula in its production.

We manufacture products through economically-sound processes that minimize negative environmental impacts while conserving energy and natural resources.

