PCB manufacturer chooses Changzhou Hedi Technology Co., Ltd. We warmly welcome new and old customers, as well as friends from all walks of life, to visit and negotiate cooperation. Our company will be dedicated to serving you. In order to describe the operation of control processes, the data structure that stores management and control information of processes in the system is called a Process Control Block (PCB Process Control Block). It is a part of the process entity and the most important recording data structure in the operating system. It is the most important data structure for process management and control, with each process having a PCB. When creating a process, the PCB is established and runs throughout the entire process until the process is revoked.