He has served in various government roles, including chief of the Jiangsu Agricultural Resources Development Bureau, the deputy Communist Party Secretary, Mayor, and Party Secretary of the city of Suqian.
[6] On November 15, 2018, Miao has been placed under investigation for serious violations of laws and regulations by the Central Commission for Discipline Inspection (CCDI), the party's internal disciplinary body, and the National Supervisory Commission, the highest anti-corruption agency of China.
[10] On August 7, he stood trial at the Intermediate People's Court of Qingdao on charges of taking bribes.
[11] In return, he directly or through his wife received money and gifts worth over 7.2 million yuan ($99,700).
[11] On November 19, Miao was sentenced to 10 years and 6 months in prison for taking bribes of 7.2 million yuan ($99,700) by Qingdao Intermediate People's Court.