The research project that Chao and 200 volunteers have been conducting into Mt. Tawu's overwintering valleys is now in its fourth year. The early data show "differences every year, and mutually contradictory results.
目前趙仁方與二百多位志工持續研究大武山越冬谷生態已進入第 4 年，目前雖有一些初步成果，但是「每年都有不同、甚至互相矛盾的新發現。