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Express written on the label is important to people's personal information. And often people do not pay attention when discarding parcels have their say important information on the label. And sometimes deliberately to exclude such information it is difficult to reach the goal. There is always residual information is left on the wrap. "DISAPPERARED" LEABE film opened using the principle of oxidation while oxidizing the disappearance of people's personal information. Thus wrapped on the protection of personal information does not leak.
Xiang Hui Lin,
Qiao Wu Lin,
Yun Duo Zheng,
Xing Min Lin,