Qingdao shuangling tech machinery Co., Ltd. is specialized with research, design and manufacture of rubber, chemical machineries and industrial Auto control system for more than ten years. Our products are best selling in USA, UK, Indonesia, Thailand, India, Taiwan, South Africa, etc. On basis of Qingdao University of Science and Technology’s Tech team and human support, we are professional manufacturer of test and detect machinery for rubber conveyor belt, transmission belt, and hose products which are according to National Industrial Products Production Permit and Mining Products Safety Signs Management. Our Co’s operating policy is “To meet the standards, To ensure quality, To improve service, To achieve mutual benefit and Win-Win”. We have rigorous attitude to science, to be the first always, and active markets thinking. And we are together with our customers to control the quality. Our products are compliance, normative, and advanced. We will try our best to make every customer sa