Anshanxi road, Tianjin, Tianjin, China,
Tianjin Bart Import and Export Co., LTD is a leading manufacturer supplier of chemicals, headquartered in Hong Kong, We set up factory respectively Tianjin Hebei province. The company has the first-class quality system, advanced production equipment, ...
zinc powder, molybdenum powder, vanadium, tungsten powder, tin powder, lead concentrate, copper concentrate, tin ore concentrate, aluminum powder,
