The Map of Yushan was acquired by Wu Hufan, a modern painter, in War of Resistance against Japanese Aggression. After liberation, Sha Menghai, a famous calligrapher working in Zhejiang Museum, got the news and made representations with Wu Hufan several times. Wu Hufan finally agreed to give up what one favours. 1956, the "Leaving the Mountain" was collected by Zhejiang Museum and became the "treasure of the town hall".