Sunshade nets, also known as shading nets, shade nets, cold gauze, cool gauze, etc., are the latest type of specialized protective covering materials promoted in agriculture, fishing, animal husbandry, wind protection, soil cover, and other fields in the past decade. The sunshade net is made of polyethylene (HDPE), with high-density polyethylene, PE, PB, PVC, recycled materials, brand new materials, and polyethylene propylene glycol as raw materials. After being treated with UV stabilizers and anti oxidation, it has the characteristics of strong tensile strength, aging resistance, corrosion resistance, radiation resistance, and lightweight. It is mainly used for the protective cultivation of vegetables, coriander, flowers, edible mushrooms, seedlings, medicinal materials, ginseng, Lingzhi, and other crops, as well as the aquaculture and poultry industry, which has a significant effect on improving yield.