... maint 1.use solar power2.complete solution solar traffic lamp pole3.high cost performance4.less land occpation and easy maintecomplete ... as cut plate, bending ,forming,automatic welding,drill holes ,quality check before galvanized, hot dip galvanized or powder coating ... cut plate, bending ,forming ,automatic welding ,drill holes ,quality check before galvanized ,hot dip galvanized or powder coating , ...