Manufacturing and maintenance, numerical control technology application, etc. Tunxi Yanpei School refers to Huangshan Yanpei Vocational School, which was established on 20 16, with many majors, including manufacturing and maintenance, numerical control technology application and so on, until 2023. The purpose and business scope of Tunxi Yanpei School is to "cultivate technical applied talents with secondary education, improve social and professional quality, and provide vocational training related to secondary education (tourism, finance and economics, electromechanical specialty)".