Residents watch television at home in Adama, Ethiopia, June 11, 2019. Steady power supply was acheived since a Chinese-built power distribution, rehabilitation and upgrading project involving 8 Ethiopian cities was put into operation in March 2019. (Photo: Xinhua)

Photo taken on June 11, 2019 shows a transformer substation in Adama, Ethiopia. Steady power supply was acheived since a Chinese-built power distribution, rehabilitation and upgrading project involving 8 Ethiopian cities was put into operation in March 2019. (Photo: Xinhua)

A baker uses baking oven in Adama, Ethiopia, June 11, 2019. Steady power supply was achieved since a Chinese-built power distribution, rehabilitation and upgrading project involving 8 Ethiopian cities was put into operation in March 2019. (Photo: Xinhua)

Guo Yongqiang, a staff member of China Electric Power Equipment and Technology Co., Ltd (CET), guides a local employee at the grid control center in Adama, Ethiopia, June 11, 2019. Steady power supply was acheived since a Chinese-built power distribution, rehabilitation and upgrading project involving 8 Ethiopian cities was put into operation in March 2019. (Photo: Xinhua)