Qingdao Star Machine Technology Co., Ltd. is a enterprise groups engaged in researching, production, marketing and technical services, having three research and production bases and one marketing center for Conveyor Transmission Parts, Bearings, Roller Chains, Sprockets, OPTIPOW Piston Pulse Dust Collector Valve. Covering 80，000 square meters, now we have 816 employees including 167 senior professional technicians and a global network of sales and service system. We uphold the business philosophy “Integrity, Efficiency, Collaboration, Innovation”, Quality first, Advanced Technology, Precision Production, Integrity management, Efficient service, to support our customers with the top quality products and super sophisticated technology.