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Yangzhou Positioning Tech Co., Ltd
Mr. John Chang
3rd Floor, Weiheng Building No.20 B Area, Jiangsu, Yangzhou - 225012, China
Website : http://www.yzpst.net/
QR Code Help!
What is a QR code?
QR Code consists of a set of Black and White squares which are readable by machine. The QR Codes are used for storing information such as company details with contact information. The codes are mainly read by Camera of Smartphone.
How to Read a QR Code?
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