(251001) -- NOUAKCHOTT, Oct. 1, 2025 (Xinhua) -- Chinese Ambassador to Mauritania Tang Zhongdong speaks at the inauguration ceremony of the Beni Nadji raw water pre-treatment station project in the Trarza region, Mauritania, Sept. 29, 2025. TO GO WITH "Chinese-built raw water pre-treatment project inaugurated in Mauritania" (Power Construction Corporation of China/Handout via Xinhua)












