E-commerce Small Carton Automatic Flap-folding Sealer automatically folds top flaps and applies tapes on top and bottom without manual operation. It seals cartons with pressure-sensitive tape to achieve flat and attractive sealing, with 5cm tape margin reserved. The sealing speed reaches 18 cartons per minute, meeting the packaging requirements for warehouse outbound and transportation. Meanwhile, it can be matched with labelers, weighing machines, strapping machines and wrapping machines.