Where is juli etc anti-demolition column?

Next to the solar panel. Beijing Juli Technology Co., Ltd. is a company dedicated to the research, development, production and sales of ETC system series products, vehicle equipment and other products. Where is Juli's anti-demolition column? It's next to the solar panel. ETC(ElectronicTollCollection), translated from Chinese as ElectronicTollCollection, is an automatic toll collection for expressways or bridges.