PINGPONG is a single modular robot platform. Each Cube has BLE 5.0 CPU, battery, motor and sensors. By combining Cubes and Links, the user is able to build any robot model what they want within several minutes. PINGPONG has lot of robot models such as running, crawling, driving, digging, transporting and walking robots with a singular type module ‘Cube’. In addition, the technology of controlling dozens of Cubes with a single device is possible, utilizing successive Bluetooth networking technology. With PINGPONG robot grouping app, user can assign group ID to each Cube, as a result user can connect the Cubes which are assigned specific group ID.