The lamp pole with serious sagging must be re galvanized. The factory quality inspector shall carry out the factory inspection. The factory inspector must inspect the lamp pole item by item according to the inspection items. The inspector must make records and file them. The goods can be delivered only after the quality inspector signs.

The quality of galvanization directly affects the quality of the lamp pole. The galvanization is required to be carried out according to the national standards. The surface after galvanization is smooth, without color difference, and there is no sagging.