With a host of modern Chinese writers and intellectuals migrating or exiling to Hong Kong around 1949, the studies of modern Chinese literature in Hong Kong emerged an outbreak from the beginning, and lasted till the reform and opening-up in mainland China in 1979. In that period, many scholars participated this field and formed different groups over time. Under the influence of multiple factors, great achievements had been made in aspects such as the studies of Lu Xun, the studies of modern Chinese writers and their works, the collection and collation of modern literary materials, the writing of history of modern Chinese literature, the comparative studies of moden literature, introduction of overseas research of modern Chinese literature, and so on, which have deep and broad influence upon the times and history.