As a professional manufacturer, researcher and developer of pipes fittings.Taizhou Seko Plastic Co., Ltd. started the production of PP compression fittings in 2002, and we are the first manufactory in China who doing these products. More than 15years keep on developing and doing same things, we become a professor. Meanwhile we developed to making PPR fittings, PVC fittings and valves, and irrigation fittings. Now we become one of the leader at our field in the world. Also we help the customers to design their products and the...