According to the author's incomplete statistics, up to now, the National Development and Reform Commission has approved and published the transmission and distribution prices of 8 provinces and cities (among which Shenzhen is the urban power grid). As is known to all, these provinces is the distribution of electricity mainly basis of check and ratify the transmission and distribution price, whose solution (try out) "(to change the price [2015] no. 1347) and other rules, according to the principle of" cost plus reasonable profits allowed "to check and ratify, so, the provincial distribution of electricity price in a certain extent, reflects the provincial power grid operation situation, the cost of the following, Let's take a look at the electricity transmission and distribution prices of these eight provinces and cities in 2017.