Bangbang Robot is ergonomically designed to provide users with a convenient and versatile transfer solution. Through Bangbang Robot, the disabled people can realize to stand up easily and to transfer freely. It would make their life more independent and reduce the caregiver burden. Bangbang Robot is a device which combines the smart power wheelchair, the standing frame, the displaced machine, the lower limbs training device, and the wearable robotic assistive device such as ARGO. The user can remotely control the robot via APP to their up-front. By using the control panel, users can switch their body position in any angles between standing and sitting to meet the demand of varied life scenarios, have their hands truly free and live an independent life. Getting on from the rear to avoid fall risk, low center of gravity design prevents rollover. Built-in sensors test all the accessories to run normally, one-key alarm to position actually and send out SOS to the urgent contact person.