孟昶
Meng died later in 934, and was succeeded by his son Meng Chang. In 935, Wu was given the titles of "Zhongshu Shilang" (中書侍郎, deputy head of the legislative bureau of government (中書省, "Zhongshu Sheng")) and "Tong Zhongshu Menxia Pingzhangshi" (同中書門下平章事), making him a chancellor. He was later made "Menxia Shilang" (門下侍郎, the deputy head of the examination bureau (門下省, "Menxia Sheng")). In 940, when fellow chancellor Zhao Jiliang, who had been overseeing the three financial agencies (taxation, treasury, and salt and iron monopolies), asked to have that responsibility divided between him, Wu, and fellow chancellor Zhang Ye, Meng Chang put Wu in charge of salt and iron monopolies and Zhang in charge of treasury, leaving Zhao in charge of taxation.