Smart vocational education is blank and needs to be restarted urgently. The blank screen of intelligent vocational education is a system jam. After turning off the equipment, let it stand for a few minutes, then turn on the settings and re-enter the intelligent vocational education, and the white screen problem will be solved. Vocational education cloud is a multi-dimensional digital campus comprehensive service platform based on cloud computing management, resources and communication. The cloud service platform for vocational education was jointly developed by Yunnan Provincial Department of Education and China Mobile Communications Group Yunnan Co., Ltd., aiming at building a co-construction and sharing information platform for vocational education in Yunnan, leading the informatization construction of vocational education, promoting the reform and development of vocational education, improving the level of running schools and meeting the requirements of vocational education modernization.