Is the electricity charge 5.6 expensive at a time?

The electricity bill was once 5.6 yuan. Generally, the price of primary electricity for urban residents in China is around 0.56-0.62 yuan. If it is industrial electricity, the price is slightly more expensive. General industrial electricity price is 0.86~ 1.80 yuan per kwh. Most places have series, and one * * * has three series. The first level is users below 2 10 degree, and the electricity fee is 0.59 yuan per degree. The second level is 2 10 degrees and below 400 degrees, and the electricity bill is 0.05 yuan more than that of the first level. The third level is users with a temperature above 400 degrees, and the electricity bill is higher than the first level in 0.3 yuan, that is, once in 0.8 yuan. Therefore, the electricity fee of 5.6 was once very expensive.