Offline supermarket commodity settlement method and system based on mobile device

The invention is suitable for the technical field of commodity settlement, and particularly relates to an offline supermarket commodity settlement method and system based on mobile equipment, and the method comprises the steps: building data connection with a settlement shopping cart, and binding the settlement shopping cart with the mobile equipment; receiving a screen touch instruction, generating real-time communication information, performing encryption processing on the real-time communication information, and sending the real-time communication information to the settlement shopping cart; receiving open state feedback information sent by the settlement shopping cart, scanning a commodity code after commodity delivery is completed, and sending a code scanning result to the settlement shopping cart; the settlement shopping cart is moved to a settlement area, the settlement list is received, settlement is carried out through the mobile device, after settlement is completed, the settlement shopping cart is