Zhongcai is the leading PVC products manufacturer in China . We supply PVC profiles for windows and doors, vinyl windows&doors, PP-R/PE pipes in higher-than-usual quality , exceptional customer service and competitive prices. . We have achieved its ISO9001 and ISO14001 accreditation. With high quality and reliable technical support, our products have exported to more than 24 countries and regions, covering Europe, South America, Asia and Africa. We will be happy to give you a quotation upon receipt of your detailed requirements.