A: Huang Yanpei is a famous vocational educator in modern China and has made outstanding contributions to the development of vocational education in China. The purpose of his vocational education has gone through two stages according to the development of his vocational education thought: 1. Most of the early vocational education thoughts focused on solving personal livelihood problems; He believes that the purpose of vocational education is: "one is to seek the development of personality, the other is to prepare for personal livelihood;" 3. Prepare for personal service to society; Fourth, prepare for the world to enhance productivity. "2. In the early 1920s, he put forward the aim of vocational education, that is," to make the unemployed have jobs and make workers happy ",and put forward the concept of vocational education. He thought that to run vocational education well, it was necessary to contact and communicate with all educational circles and professional circles, participate in the activities and development of the whole society, and explore more the adaptation of the external environment of vocational education.