How and where did modern people find Li Bai's poems?

Modern people discovered Li Bai's poems through the collection of poems compiled by later generations. According to relevant data, the poem on the wall is a popular way of poetry communication among scholars in the Tang Dynasty. In the Ming Dynasty, Hu Zhenheng spent ten years compiling 1033 volume Tang Yin Tong Gan, which was the largest private library in ancient China, and included Li Bai's works at that time. Li Bai, the word Taibai, was a poet in the Tang Dynasty. He said that his ancestral home was in Ji Cheng, Longxi, and he was a descendant of Han Fei's general Li Guang, and he was the same clan as the Li Tang royal family after Li Gui, the king of Xiliang.