... Obtained patents d, 20 years fade & ageing 1) Energy-saving partition wall panelSize:163*21mm,196*26mm, 175*23 etcLength:2 meters ... wood, ecological wood. It is generally used for outdoor flooring, wall panel, fencing and railing, pavilion, pergola, park benches, packaging, ... , with the advantage of light weight (when used as partition wall panel, can reduce the load burden of the house),never ...