Shanghai Marlene Industrial Co., Ltd. is a comprehensive high-tech industry that specializes in the research, development, production and sales of building materials like PVC extursion panels, PVC wall panels, UPVC foam co extrusion for window/door etc. Our company is 150 kilometers from Ningbo Port and 100 kilometers from Shanghai Port. The transportation is very convenient. Our company covers an area of ​​more than 8,000 square meters and has a standard workshop of 6,000 square meters, has 6 advanced production lines and research and development laboratories, and 6 sets of various computer testing instruments.