pocket52rummy|Letter from China: Safer, smarter, cleaner: Dispatch from China's modern coal mine over 400 meters underground
A mining machine works at the Huayang Nopocket52rummy. 2 Coal Mine in Yangquan Citypocket52rummy, north China's Shanxi Province, Aug. 1, 2024. (Xinhua/Li Xin)TAIYUAN, Aug. 5 (Xinhua) -- Before descend