For the traditional power industry_

For the traditional power industry, the maintenance is frequent, and the traditional cement manhole cover is too heavy and inconvenient to operate. The composite manhole cover applied to the power used in the power industry can effectively solve the problems of time-consuming, laborious and potential safety hazards in the maintenance of the power manhole, easily open the maintenance and save time and effort. It can also add color warning and anti-theft, waterproof and corrosion-resistant functions for the manhole cover of the power industry to adapt to various extreme weather.