Yangchengtong 羊城通
This is an APP based on NFC cover to support account query and recharge of Yangchengtong card. It also support other services related to Yangchengtong.
此软件基于NFC手机外壳中的硬件，可以实现外壳中所嵌有的羊城通卡余额、明细查询和充值，同时还支持其他羊城通相关的功能。