Good tensile strength after cold stamping. It is a protective cover formed by conventional aluminum plastic blister packaging. Good sealing performance, beautiful appearance, especially suitable for humidity sensitive areas of medicine, food, health care products packaging. Medical aluminum bubble cover foil products have high density and high moisture barrier, and influence on water vapor, oxygen and light. According to the requirements of customers, Longsheng gradually produces satisfactory products through printing, coating, winding, cutting, internal and external packaging and other processes. In order to ensure the quality of pharmaceutical aluminum foil, strict quality control needs to be implemented in every production process.