Shanghai Marlene Industrial Co., Ltd. is a leading high-tech company that specializes in the research, development, production, sales, and consultation of top-quality building materials. Our primary focus is manufacturing PVC extrusion panels, UPVC exterior wall panels, PVC foam co-extrusions for window/door, and other related products. With our extensive knowledge and cutting-edge technology, we are committed to providing our customers with the finest building materials and outstanding consultation services. Trust us to help you create your dream structure today!