Zinc steel guardrail is also called hot-dip galvanized guardrail, because its base material is hot-dip galvanized steel pipe, and there are also places called electrostatic spraying guardrail. Because the surface treatment of zinc steel guardrail is electrostatic spraying technology, it is also called electrostatic spray guardrail. . The more popular names are fences, fences, railings, and iron fences. The disadvantage of the zinc steel guardrail is that the product is not easy to diversify, the style is relatively single, and only a few specific patterns can be added.

Iron fences are also called wrought iron fences, wall fences, wall railings, cast iron fences, wrought iron fences to melt the iron, then water it in a special mold, and then cool it down. The advantage of the wrought iron fence is that the style is diversified, and various styles can be produced according to the imagination. The disadvantage of the wrought iron fence is that the color is single, easy to rust, and maintenance is performed every year.