We are experts in offering PVC resin and PVC additives, along with technical support and more.

Experience perfection in the

quality of well-designed products

Delighting Customers with Authentic Products

One-Stop PVC Solutions

WSD offers complete PVC chemical supply solutions. We combine our own production with strong industry partnerships to deliver a full range of high-quality products from a single reliable source.

Quality You Can Trust

Our in-house lab and R&D team test every product before shipment. Strict quality control ensures all materials meet PVC industry standards and customer requirements.

Fast, Reliable Delivery

With large warehouses and close factory ties, we ship orders quickly often within days. This helps minimize delays and keeps your production running smoothly.

Who We Are

Founded in 2000, Shengzhou Worthside Chemical (WSD) manufactures and exports PVC resins, stabilizers, and additives. We serve global clients with consistent quality and technical support.

Your Trusted Partner

Headquartered in Zhejiang, China, WSD is known for reliability and expertise in the PVC industry. We support customers worldwide with quality products and responsive service.

WSD Technical Support

Our expert team provides fast, practical solutions for your production needs. From product selection to troubleshooting, were here to help you succeed.

Why Choose Us?

One-Stop PVC Chemical Solutions: WSD provides an integrated and full-service supply solution by bringing in-house production capabilities together with strategic alliances within the chemical manufacturing industry. Our collaborative model ensures that customers get a full and diverse product portfolio, optimized to address specific application requirements and performance levels all from one, trusted source.