1, ADP:ADP is the world's leading provider of human resource management software and services, providing enterprises with human resource management solutions from recruitment, employment, training to resignation.

2. Platinum Human Resources: Platinum Human Resources is an enterprise dedicated to providing comprehensive human resources solutions, including recruitment, training, performance management and welfare management.

3. Fonterra Talent Service: Fonterra Talent Service is an enterprise that provides comprehensive human resources services, including recruitment, training, salary management and resignation management.

4. Robust talent service: Robust talent service is a leading human resources service provider in China, providing enterprises with human resources solutions from recruitment, training to performance management.

5. Mercer Human Resources: Mercer Human Resources is the world's leading provider of human resources consulting and solutions, providing enterprises with comprehensive human resources management services from recruitment, training to performance management.