Grinwood is manufacturing & trading combo in china(mainland). Established in 2010, now we are the largest wpc supplier in Thailand/Korea/Greece. as a fast growing company, we devote ourselves to research and develop wood plastic composite. our products are certified by ASTM, ISO, ITC and Intertek. the Grinwood product portfolio includes everything needed to create a dream outdoor living space. Visit www.grinwood.com to know more info.