Shanghai Yunyou Industrial Co., Ltd. is a comprehensive and specialized enterprise focused on the research, development, production, and sales of high-end fine chemical products. Our core product lines include environmentally friendly flame retardants, modified resins, PVC paste resin, PVC resin, and various chemical raw materials. With our sales center located in Shanghai and production bases in Sichuan Province, we operate with a strong foundation supported by an independent and mature R&D team. Guided by a culture of diligence, expertise, and innovation, we continuously expand our capabilities to meet global industry demands. We adhere to strict quality control from raw materials to final production, ensuring full coverage across innovative R&D, advanced manufacturing technologies, and consistent product quality. Our commitment to the values of “customer-first” and “sustainable development” drives us to deliver dependable, eco-friendly solutions recognized across the flame-retardant and polymer-materials sectors. At Yunyou, we strive to unlock infinite potential from finite resources, advancing with purpose and vision. We continue to prioritize customer needs, high-quality products, and dedicated service—working closely with partners around the world to achieve long-term, collaborative success and create new milestones for our brand.