The wrought iron guardrail guardrail is treated with anti-corrosion, which solves the problems of rust, chalking, cracking and cracking of traditional products in a short period of time, and exempts the cost of product maintenance and update. And the wrought iron guardrail has many colors and good decoration, which can meet the personalized customization needs of different customers. The fence adopts the assembled design of pipe welding, which is very convenient to install on the construction site and simple to operate, while the zinc steel assembly fence has the characteristics of environmental protection, does not pollute the environment, and solves the problem of ordinary products polluting the building. The fence has good flexible performance, and the rigidity and flexibility of the substrate make the guardrail products have good impact resistance. The surface treated by electrostatic spraying process makes the guardrail product self-cleaning, and it can be as clean as new when washed and sprayed by rainwater. The zinc steel assembly fence uses stainless steel security screws, which are very strong and non-removable, which also solves the users worries.