Hangzhou Zhizheng Industry Co., Ltd is an integrated enterprise, specialized in the research and development, production and trade. We are specialized in researching and producing PVC extrusion profiles. Based on quality and guaranteed by credit, we seek for development and benefit relying on innovation and keep exploiting and surpassing ourselves to make our products various in series. Now our products are widely used in construction and decoration, shipbuilding industry, bridge construction, ...   |