SeatoCart / Moving tool

SeatoCart- When the carried one become the carrier.
Based on the chair with pulleys, after taking apart and assembling it again, clients can transform the chair into a small-size cart for delivering goods. Also, they can take apart the legs and the back of the chair to make it a box with firm and solid chassis so that they can save a lot of energy when delivering goods and reduce the number of boxes to achieve the purpose of environmental protectation.