B&B company is specializing in trading and have more experiences in the line for many years. Our main products are trasmission parts including balls, rollers, bearings and others, Chemicals including active pharmacutical ingredient and intermediates,Abrasives including silicon carbide and high quality Alumina for sapphire. <br /><br />All products mainly export to Europe and America market and over all the world, which according to ISO standard, AFBMA and DIN or customer