通过重庆市通卡公司发行公共交通一码通聚合乘车码和轨道集团发行渝畅行乘车码，实现APP双平台发码功能，同步引入银联、支付宝、微信等多种新型移动支付通道，同时提升AFC系统读写器功能，对既有运营线路全线网系统进行软硬件改造，达到多家移动支付通道同步应用及改造目标，满足“高效、便捷、安全”的业务要求，解决乘客和轨道集团运营需求痛点。立足轨道交通AFC系统现状、移动支付应用需求、结合系统改造复杂、任务重、涉面广、接口多、工期紧等特点，详细阐述轨道交通移动支付介质优选、移动支付系统设计、移动支付系统改造实施等的策略和措施，为多码平台、多业务实施提供了较好的解决方案。

The issuance of “all-in-one response code for boarding public transport vehicles” and “all-in-one response code for Changxing (Unimpeded) transportation in Chongqing” by Chongqing Payeasy and Chongqing Rail Transit Group has enabled boarding codes to be provided by two app platforms. At the same time, a variety of new mobile payment channels, for example, UnionPay, Alipay, and WeChat, has been introduced, which necessitates improvement of the reader function of the automated fare collection (AFC) system. The software and hardware of the whole network system of the existing operational lines are redesigned to achieve synchronous application of the multiple mobile payment channels in an efficient, convenient, and safe way and toovercome the difficulties facing riders and rail group operators. Considering the current status of the rail transit AFC system, improving the mobile payment system is complicated and hard task with a tight schedule, which involves a wide range of things, including multiple interfaces, etc.. This study details the strategic measures for the selection of rail transit mobile payment media, mobile payment system design, and mobile payment system improvement and implementation, providing a better solution for implementation of a multicode platform and multiservices.

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