Mining peaked from 1950 to 1970 after the ROC government had decamped to Taiwan. The industry didn't enter its twilight until the 1980s when the coal deposits began to be exhausted.
國府來台後，1950 至 1970 年代達開採高峰，1980 年後，才因礦藏開挖殆盡而走入黃昏。