With regard to CAST staff training, CSI has established certification system based on job qualifications in consideration of development requirement of CAST staff training characteristics, which constitutes the 3 specific training areas of spacecraft engineering and technologies, space management and space enterprise culture. Trainees range from new employees to satellite chief designers, from normal management personnel to satellite project managers and chief commanders. 5000 people participate in the training annually on average. This has provided powerful intellectual support to the rapid growth of talents and successful completion of satellite missions.