Useful. Chongqing Dazu Vocational Education Center is the only public national key secondary vocational school in Dazu District, and the certificate of Chongqing Dazu Vocational Education Center is useful. Chongqing Dazu Vocational Education Center is the only public national key secondary vocational school in Dazu District, the third batch of national demonstration secondary vocational schools, and a high-level secondary vocational school in Chongqing. It is the construction unit of the "Double Excellent Plan" project of Chongqing secondary vocational schools, and its school-running level ranks in the forefront of Chongqing secondary vocational schools.