1. Improve academic qualifications and professional skills: this is the most basic and effective method. Through further study and further study, you can get higher academic qualifications and stronger professional skills, so as to get better opportunities for work and career development and realize class migration.

2. Entrepreneurial innovation: If you have entrepreneurial ideas and awareness, core technologies or business models, you can quickly realize class migration through entrepreneurship. Many successful cases of transnational migration in IT industry are closely related to entrepreneurship.

3. Change careers: If the current job and occupation are difficult to flow across classes, you can consider changing careers and choosing another industry or occupation with higher development potential and space.