Aerial photo taken on Sept. 8, 2021 shows a reservoir of the Nam Ou River Cascade Hydropower Project in northern Laos. (PowerChina Resources/Handout via Xinhua)
Feature: Chinese firms bring bright ideas to protect ecosystem in Laos
Source: Xinhua| 2021-10-12 01:20:24|Editor: huaxia
Laos,China,Ecosystem,FEATURE
