The Sino-German Vocational Skills Certification Research Center of Tongji University takes the lead, cooperates with global industry benchmark enterprises, formulates professional competence standards and a menu-based and modular training system based on job groups according to industry development, and dynamically adjusts job competence points and training modules according to the actual situation of industry enterprises, industrial development and new technology application in various provinces and cities across the country, selects benchmark enterprises for exploration, * * * formulates professional standards in line with enterprise post competence, and carries out joint certification.