23 years. Liao Jianshi started working in Huazhou in July 2000, and by July 2023 1 1, he had been working for 23 years. Liao Jianshi, male, Han nationality,1born in March 1977, born in Gaozhou, Guangdong, with a bachelor's degree, has served as the chief and deputy director of the comprehensive department of Maoming Examination Center, the chief of the Planning and Finance Department of Maoming Education Bureau, the party secretary and director of Huazhou Education Bureau, and the director of the education supervision office of Maoming Municipal People's Government.