More details have emerged of sweeping increases to electricity prices on the mainland - with households in seven cities and provinces facing higher power bills. The State Development Planning Commission announced price hikes for Beijing, Tianjin , Chongqing , Zhejiang , Fujian , Yunnan and Guizhou , according to China News Service. The commission said the increases will be targeted at certain districts in the provinces and municipalities. A series of public consultations will be held in affected areas before final approval is made. No further details were released. On Wednesday, the commission said electricity prices for commercial and industrial users would increase by an average of 2.2 fen per kWh, to ease power shortages. In the second quarter this year, there was an estimated electricity shortfall of more than 20 million kW and the shortage is expected to exceed 30 million kW in the third quarter. In northern China, industrial and commercial prices will rise from 0.7 fen to 3.4 fen per unit: with a 3.4 fen increase in Beijing, 3.38 fen in Shanxi , 2.8 fen in Tianjin, 1.6 fen in southern Hebei , 1.5 fen in western Inner Mongolia , 1.2 fen in northern Hebei and 0.7 fen in Shandong . In eastern China, prices will increase from 1.88 fen to 4 fen: with a 4 fen increase in Zhejiang, 2.5 fen in Shanghai and Jiangsu , 2 fen in Anhui and 1.88 fen in Fujian. In central China, prices will increase from 1.63 fen to 3.3 fen: with a 3.3 fen increase in Chongqing, 2.65 fen in Hubei , 2.38 fen in Sichuan , 1.8 fen in Hunan , 1.78 fen in Jiangxi and 1.63 fen in Henan . In the south, prices will increase from 1 fen to 3.12 fen; with a 3.12 fen increase in Yunnan, 3 fen in Guizhou , 2.2 fen in Guangdong, 2 fen in Guangxi and 1 fen in Hainan .