RATOC Systems, Inc. has been developing, manufacturing and selling PC interface products with various technologies such as LAN, SCSI, IEEE1394, USB, IEEE488, Wireless, Video/Audio, Memory Card and Serial Communication on PC Card and PCI board. We are focusing Raspberry pi on Embedded, Industrial, IoT/Edge computing for Cloud. We launch New Products to use Raspberry pi for Embedded/Industrial and IoT/Edge application, include HAT boards to expand I/O for Raspberry pi 40P GPIO and IO Expansion/Power Control Carry Board for Computer Module 3/3+.