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

Photo taken on Jan. 11, 2018 shows a writing brush from Qing dynasty (1644-1911) at National Museum of Classic Books in Beijing, capital of China. 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)