The bookstore has Lanting rhyme, but Zhai Qing has no inkstone and ink feeling. What do you mean?

Pen, ink, paper and inkstone is a unique tool in China, also known as "Four Treasures of the Study", which generally refers to: writing brush, black ink, rice paper and inkstone. Referred to as "pen, ink, paper and inkstone".

The name of Four Treasures of the Study originated in the Southern and Northern Dynasties.

Historically, what "Four Treasures of the Study" refers to has changed frequently.

In Southern Tang Dynasty, "Four Treasures of the Study" refers to Zhuge Bi, Huizhou Li Tinggui Ink, Chengxin Tang Paper and Jiangxi Wuyuan Weilong inkstone.

"Four Treasures of the Study" since the Song Dynasty refers to: Hubi (Huzhou, Zhejiang), Huimo (Huizhou, Anhui), Xuan Paper (Xuanzhou, Anhui) and Duanyan (Zhaoqing, Guangdong, formerly known as Duanzhou).