JAMAprecedes over several other businesses which produce chain sprocket. JAMA's ball & roller bearings series are created based on unremitting efforts. The product is characterized by its excellent sealing effect. It tightly seals up the mating face, cutting off any leakage passages to exclude any medium. JAMA incorporates production, sells and after-sale service and technical support to meet all kinds of needs of its customers.
In our way of working we change our behavior and implement, from complex to simple, activities to reduce our environmental impact and improve our social engagement.