The invention relates to the field of mattress sales systems, in particular to a mattress self-service customization system based on a mattress display device. The system comprises a mattress displaydevice, a customer order placement system, a projection display device, an order management center, a mobile terminals and a machining center. The customer order placement system includes mattress type selection, mattress material selection, model display, online consultation, voice message, and a payment module. The order management system includes order inquiry, order statistics, issued order monitoring, transportation process monitoring, customer feedback processing, and abnormal order tracking. An order management APP includes order inquiry, order monitoring, customer feedback reporting, and abnormal order processing. The mattress self-service customization service provided by the invention meets purchase needs of customers with individual needs and improves sales. After an order is produced, the order management center and a mobile terminal monitor in a bidirectional manner, to ensure normal execution of the order. Customized service provides to provide higher quality of life forcustomers, and also expands scope of business for mattress sales.