SHANGHAI YOKO INDUSTRIAL CORPORATAION CO., LTD. was established in 2006. located in Pudong New Area, Shanghai.We are specialized in producing CPVC / PVC / PPR pipe & fittings in high-tech, high-performance and high standard for construction use; as well as PP / PE / ABS etc. plastic fittings for agriculture and gardens irrigation. The company has been certified by ISO9001 International Quality Management System, also has passed the detection by China State Building Materials Testing Center. ...