An aerial photo shows the Chinese-built Caculo-Cabaca Hydropower Station in Cuanza Norte Province,Angola, on May 20, 2023. The station will be Angola's largest hydroelectric plant and the thirdlargest in Africa upon completion. Photo: Xinhua

An aerial photo shows the Chinese-built Caculo-Cabaca Hydropower Station in Cuanza Norte Province,Angola, on May 20, 2023. The station will be Angola’s largest hydroelectric plant and the thirdlargest in Africa upon completion. Photo: Xinhua