Ltd. is a set of lubricating oil R & D, production, sales and service in one of the specialized oil production enterprises. Our company specializes in producing all kinds of high - quality gasoline, diesel oil, lubricating oil, lubricating oil and lubricating oil. Relying on the international advanced technology and advanced management mode, construction investment shell fine production base in Guangzhou, Hunan, Xiangtan Changsha hometown to establish a national marketing center, based on th...