《元史·列传·卷九十三》
于是成立中书省，总管内外百司之政。第一个提拔的平章政事便是王文统，让他改革各种政务。
乃立中书省，以总内外百司之政，首擢文统为平章政事，委以更张庶务。
He then established the Zhongshu Province, which was responsible for managing the affairs of all the internal and external government offices. The first person chosen for the newly created post of Minister of State Affairs was Wang Wen Tong, who was instructed to reform all kinds of government affairs.