PCB packaging line includes PCB full-automatic vacuum packaging line, carton packaging line and control system. The control system adopts three-level network control to realize the connection of the PCB full-automatic vacuum packaging line and carton packaging line. The invention also provides a packaging method for PCB packaging lines. The invention overcomes a series of problems in manual packaging operation, automatically recognizes the serial number of PCB boards through visual detection, and realizes intelligent sorting; The production cost is reduced and the production efficiency is improved.