Specifications WPC outdoor pillar 1.insect-resistant , waterproof 2.no cracking ,warping and splitting 3.long use life ,etc. 1.Company introduction We are a state-owned and listed company which was established in 2004. WPC supplier for 2008,2012 Olympic Games and Shanghai EXPO. Specifications wpc:30% HDPE+60% wood fiber+10% chemical add -Environmental friendly -200,000 sqm factory -CE,ASTM,ISO etc 3. Production lines 4.Certificates