Hebei garbage oil ltd., located in hebei province, is an integrated production, sale, research and development of lubricant oil, a rubber oil producer. The total investment was 520 million, representing more than 50 acres of land and over 100 employees. The production line has been fully equipped with a siemens dcs fully automated production control system, a single-key automatic adjustment system, which allows for high-tech functions such as automatic weighing, automatic electronic temperature control, automatic alarm。