... instance, medical high-end stereo, cup-shaped, butterfly, duckbill, dustproof, plane, ladder type, N95 and 3M mask machine, automatic inside ... The equipment is an integrate machine to product bar-type dustproof cap (alias:caterpillarcap). Because of bar-type caps select and ... productsby automatic control with mechatronics, such as medical operating cap, nurse’s cap, chef’s hat, etc.2.The main merits ...