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PrivacyGuard / Application


This App is designed to protect user privacy. Only authorized users can scan and obtain detailed information through the App, avoiding the leakage of personal privacy. Keeping personal information and addresses in the QR code is also convenient for express delivery companies. In addition, in the QR code, users can design their own patterns through this app, and go to the post to find express delivery with their own designed patterns.


Zhejiang University

Zhejiang University
Hangzhou,ZheJiang, China

梁益明 ,
Zhejiang University

Zhejiang University