This aerial photo taken on May 16, 2023 shows wind turbines of Honghe Yongning wind power plant in Honghe Hani and Yi Autonomous Prefecture, southwest China's Yunnan Province. (Yunnan Provincial Energy Investment Group/Handout via Xinhua)

China's power generation rose 5.6 percent year on year in May, official data showed.

Total power generation reached 688.6 billion kilowatt-hours last month, according to the National Bureau of Statistics (NBS).

Thermal power generation expanded 15.9 percent year on year in May, and nuclear power output increased by 6.3 percent from a year ago.

Wind power generation rose 15.3 percent year on year last month, while solar power generation edged up 0.1 percent year on year, NBS data revealed.

In the first five months of 2023, total power generation rose 3.9 percent year on year to 3.42 trillion kilowatt-hours, according to the NBS.