a packaging device for continuously forming and filling a package having a plurality of separate sealed cavities comprises a plastic film winding barrel , a vacuum cavity forming device , a filling means , an aluminum foil winding barrel , a pressing sealing means , and a cutting machine . the vacuum cavity forming device causes the plastic film to be formed with a plurality of cavities . the filling means pumps liquid material into each of the cavities holes . aluminum foil is adhered to the strip plastic casing by a pressing sealing means . finally , the cutting machine serves to the cut the strip casing to complete a packaging process .