Our factory is equipped with advanced equipments mainly designed by U.S.A european companies such as 4 automatic computer numerical controlled guardrail production lines, 1 automatic steel mesh welding production lines, automatic high frequency welding tube production lines, 1 automatic submerged melt welding production line and 1 high frequency welding H type steel production lines. Our production capacity of various kinds of guardrails, cold rolled steel sections and circular tubes and rectangular tubes reaches over 300,000 metric tons each year. We have production lines of hot dip galvanizing, plastic spraying and plastic dipping. Therefore, surface treatment is also one of our advantages