Take a focused look at the specifications and what they mean in practice. In this video, we showcase Guofeng WPC's 138x23 Double Color WPC Decking Boards, demonstrating how these composite coextrusion floors are manufactured and tested to meet international standards. You'll see real-world applications for terraces and learn about the certifications—including ISO9001, ISO14001, and CE—that ensure quality, durability, and environmental compliance. Discover how our high-tech, green-design approach delivers reliable, long-lasting decking solutions for professional projects.