The computer direct-drive large shuttle 8B high-speed machine is a general-purpose mid-shaft heavy material synchronous high-speed sewing machine for the bag and leather industry. It has a barrel diameter of 65mm and comes with an integrated direct-drive servo motor paired with an intelligent CNC system. It features an upgraded large-capacity shuttle and a triple synchronous feeding structure with needle bar, presser foot, and feed dog. It also integrates automatic thread cutting, electric press