Look at the following materials: Material 1: Qin Shihuang was the first emperor in the world, so did Prime Minister Li Si, but he disagreed with Qin Wen. Such as the sequence of cars and houses in Cang Xie.
(1) unified text. Consolidating unity, maintaining rule and establishing a unified culture are conducive to the inheritance of Chinese civilization.
(2) Ou Yangxun, Yan Zhenqing and Liu Gongquan. It promoted the development and prosperity of calligraphy art.
(3) Popularization and popularization. The development of commodity economy and the emergence of capitalist bud.
(4) A certain culture is a reflection of a certain political economy.