Cadre system of the Chinese Communist Party
The Chinese Communist Party (CCP) maintains a system to train, organize, appoint, and oversee personnel to fulfill a wide range of civil service roles in party, state, military, business, and other organizations across the People's Republic of China. The system is composed of the several million full-time, professional staff.
Source: Wikipedia — Cadre system of the Chinese Communist Party (CC BY-SA 4.0)