This area is crisscrossed by numerous fault lines, and it was here that the Chichi Earthquake of September 21 struck. For various historical reasons, great numbers of Hakka immigrants settled in this part of Taiwan, and Hakka communities were hit hardest by the quake.
檢視九二一集集大震的損害，客家聚落受創最重，因為過去諸多複雜的歷史因素讓客家人落腳在地質脆弱、斷層頻密的丘陵地帶。