Chongqing DSscience company is specialized in producing and selling equipments which can break mixed wastes and automatically select it. We set technique research and development, manufacturing, technical service in one. On the one hand, we provide an overall pre-process program for the customers about waste reduction, recycle, free treatment; On the other hand, we provide a series of high quality service, such as process designing, manufacture and installation, comissioning and after-sales service.