High Quality Multifunction Vertical PCB Buffer Conveyor For SMT Production Line With SMEMA Signal Support AOI SPI NG PCB Storage Product Introduction The Multifunction Vertical PCB Buffer is a high-performance intelligent SMT buffer equipment specially developed for automated SMT production lines. As a core PCB handling device, it solves common production line problems such as unbalanced production rhythm, PCB board accumulation, equipment standby and line downtime caused by