Exhibition held to introduce craftsmanship and history of "four treasures of a Chinese studio"

A staff member shows the usage of "four treasures of a Chinese studio" at National Museum of Classic Books in Beijing, capital of China, Jan. 11, 2018. National Museum of Classic Books held an exhibition featuring the art of Chinese studio and the life of a traditional Chinese scholar. The exhibition introduced the craftsmanship and history of the "four treasures of a Chinese studio". (Xinhua/Yin Gang)