The standard is defined for the application layer specification that should be followed by the sales point terminal of the UnionPay POS Center (such as China UnionPay POS receiving single processing platform), including terminal management function, transaction function, terminal interface, transaction processing flow, and interfacing interface between terminal and POS center.

Filename	Size	Update
销售点终端（POS）应用规范(QCUP 009.1-2013).pdf	6037805	2014-12-24

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