... PVC, recycling materials, new material, Poly C, and so on. Weaving and characteristics: Weaving with anti-aging plastic woven silk, ... block light, rain, moisture, cooling effect; in winter and spring , there is a certain degree of insulation covering the ... , herbs, ginseng, ganoderma , other crop cultivation and aquaculture protective poultry industry and so on .There is a significant results to ...