Jiangsu Chengnan Net Industry Co., Ltd. uses Swiss Sulzer gripper-projectile loom with international advanced level. The company produces insect-proof nets, sun-shading nets, hail-proof nets and ground cloth professionally, using 100% new high-quality and high-density polyethylene as raw materials. After ultraviolet stabilizer and anti-oxidation treatment, it has the characteristics of strong tensile force, light texture, aging resistance and radiation resistance. It can be used in agriculture, forestry, animal husbandry, and fishing for temperature control, shading, insect prevention, bird prevention, wind prevention, frost prevention, and hail prevention. With a service life of more than six years, the export volume accounts for 80% and domestic sale accounts for 20%.