... elongation,width:2-6m,weigth:200-1500gsm,virgin HDPE/LDPE/LLDPE material. Function:1.Environmental protection, sanitation (such as ... , etc)5.petrochemical (chemical plants, oil refineries, oil tank of fill stations, chemical reactions pond, the lining of settling ... of tailing pond, etc) 7.Agriculture (reservoirs, drinking water tank, water storage pond, irrigation systems)8.Aquaculture (fish ponds, ...