At the beginning of December, Weihai for the first time in haze weather, the national network of Weihai power company actively, make emergency plans, strengthen safety management, and inspection personnel to enter the emergency alert, aiming at the bad weather to carry out emergency drills and contingency, ready to deal with emergencies, bad weather at the same time, consisting of 6 special patrol group to carry out the strengthen the inspection equipment, adopt the infrared temperature detection means, check the line and substation equipment measures are in place, whether there are defects, carefully check the connector, the line switch connection point has no heating surface phenomenon and insulator without flashover phenomenon, combined with the magnetic insulator autumn inspection work of the heavy haze area the replacement, to ensure stable operation of power grid.