1.Qingdao iron fence material requirements: all iron fence materials and finished products enter the market, there is a material list, quality guarantee.

2.Before the construction personnel, according to their different jobs, professional technology and Anquan civilized construction education.

3.In the guardrail construction process by the technical personnel to check, timely correct the construction site illegal operations and other problems. Put forward the quality rectification order and quality problem modification measures to ensure that the project quality meets the design requirements and acceptance specifications.

4.The installation of iron guardrail pay attention to the strict implementation of engineering quality standards, iron guardrail varieties, specifications, models, thickness in line with engineering and design requirements, full welding, grinding smooth.