ppr Hot-melt machine,Mingda Pipe Industrial co., ltd is an integrated enterprise for R&D, design, manufacture, marketing, and service, specializing in the production of PPR Pipes, PPR Stable Pipe, PPR Fiber Composite Pipe and PERT Pipe and pipe fittings and other products.         We introduce the latest technologies and advanced production lines with strong technical force, perfect testing procedures and scientific management. Production process in full accordance with ISO 9001:2000 international quality management system certification has passed the testing in the national chemical building material testing center and the Chinese prevention of medical science environmental monitoring center. All kinds of performance indicate the international and domestic standards. Products have won  the certificate of the management assured excellent quality brands

ppr Hot-melt machine