Cold formed foil (alu-alu  blister)  represents  the  new generation in pharmaceutical packaging, its the material with best barrier performance at present, can absolute resist vapor, oxygen and UV rays, good performance of aroma barrier. Each blister is a single protection unit, no effect to barrier after opening first cavity, especially suitable for drugs that easy to be affected in wet regions and tropics. Cold formed foil can be shaped in various appearance by changing mold, simultaneous, its glorious silverly white luster no doubt can promote selling, now, Cold formed foil packaging has been alias of high grade drug.