The use of guardrail nets is distributed in all walks of life, and a large number of them are used in traffic safety, community isolation and construction. The use of guardrail nets in construction: used for roads, bridges, airports, Shanghai wire mesh gardens, public places, squares, construction sites, etc. The use of guardrail nets in traffic safety and community isolation: mainly used for protection belts on both sides of highways, railways, and bridges; safety protection of airports, ports, and docks; isolation and protection of parks, lawns, zoos, ponds, lakes, roads, fence net factories and residential areas in municipal construction, etc.