无需重新申请支付宝。支付宝可以删除已经绑定的银行卡，也可以绑定新的银行卡，跟办理银行卡的时候填写的邮箱无关

支付宝绑定新银行卡的方法如下

1、打开手机上的支付宝APP

/iknow-pic.cdn.bcebos.com/b8014a90f603738d52bfc782be1bb051f919ec9e"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/b8014a90f603738d52bfc782be1bb051f919ec9e?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/b8014a90f603738d52bfc782be1bb051f919ec9e"/>

2、点击我的选项

/iknow-pic.cdn.bcebos.com/fd039245d688d43f43635a52701ed21b0ff43b4c"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/fd039245d688d43f43635a52701ed21b0ff43b4c?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/fd039245d688d43f43635a52701ed21b0ff43b4c"/>

3、点击银行卡选项

/iknow-pic.cdn.bcebos.com/ae51f3deb48f8c5413ba0f8f37292df5e0fe7f21"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/ae51f3deb48f8c5413ba0f8f37292df5e0fe7f21?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/ae51f3deb48f8c5413ba0f8f37292df5e0fe7f21"/>

4、点击右上角的添加选项

/iknow-pic.cdn.bcebos.com/d0c8a786c9177f3ed78436ad7dcf3bc79e3d56da"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/d0c8a786c9177f3ed78436ad7dcf3bc79e3d56da?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/d0c8a786c9177f3ed78436ad7dcf3bc79e3d56da"/>

5、输入银行卡卡号

/iknow-pic.cdn.bcebos.com/83025aafa40f4bfb1d0e54f40e4f78f0f63618b0"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/83025aafa40f4bfb1d0e54f40e4f78f0f63618b0?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/83025aafa40f4bfb1d0e54f40e4f78f0f63618b0"/>

6、点击下一步选项

/iknow-pic.cdn.bcebos.com/9c16fdfaaf51f3dea23ee2c699eef01f3b297987"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/9c16fdfaaf51f3dea23ee2c699eef01f3b297987?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/9c16fdfaaf51f3dea23ee2c699eef01f3b297987"/>

7、点击同意协议并绑卡选项

/iknow-pic.cdn.bcebos.com/00e93901213fb80e781f3a753bd12f2eb8389441"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/00e93901213fb80e781f3a753bd12f2eb8389441?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/00e93901213fb80e781f3a753bd12f2eb8389441"/>

8、输入手机上收到的短信验证码

/iknow-pic.cdn.bcebos.com/d52a2834349b033b8283a67818ce36d3d539bd0d"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/d52a2834349b033b8283a67818ce36d3d539bd0d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/d52a2834349b033b8283a67818ce36d3d539bd0d"/>

9、点击下一步选项

/iknow-pic.cdn.bcebos.com/0bd162d9f2d3572cbdbfc77e8713632762d0c337"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/0bd162d9f2d3572cbdbfc77e8713632762d0c337?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/0bd162d9f2d3572cbdbfc77e8713632762d0c337"/>

10、即可绑定完成

/iknow-pic.cdn.bcebos.com/472309f790529822b05d6361daca7bcb0a46d422"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/472309f790529822b05d6361daca7bcb0a46d422?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/472309f790529822b05d6361daca7bcb0a46d422"/>

支付宝删除已绑定的银行卡的方法如下

1、打开手机上的支付宝APP

/iknow-pic.cdn.bcebos.com/b8014a90f603738d52bfc782be1bb051f919ec9e"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/b8014a90f603738d52bfc782be1bb051f919ec9e?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/b8014a90f603738d52bfc782be1bb051f919ec9e"/>

2、点击我的选项

/iknow-pic.cdn.bcebos.com/fd039245d688d43f43635a52701ed21b0ff43b4c"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/fd039245d688d43f43635a52701ed21b0ff43b4c?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/fd039245d688d43f43635a52701ed21b0ff43b4c"/>

3、点击银行卡选项

/iknow-pic.cdn.bcebos.com/ae51f3deb48f8c5413ba0f8f37292df5e0fe7f21"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/ae51f3deb48f8c5413ba0f8f37292df5e0fe7f21?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/ae51f3deb48f8c5413ba0f8f37292df5e0fe7f21"/>

4、点击想要删除的银行卡

/iknow-pic.cdn.bcebos.com/6a600c338744ebf824ec519ed4f9d72a6159a7f5"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/6a600c338744ebf824ec519ed4f9d72a6159a7f5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/6a600c338744ebf824ec519ed4f9d72a6159a7f5"/>

5、点击右上角的设置选项

/iknow-pic.cdn.bcebos.com/11385343fbf2b211c4a9b0efc78065380dd78e8f"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/11385343fbf2b211c4a9b0efc78065380dd78e8f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/11385343fbf2b211c4a9b0efc78065380dd78e8f"/>

6、点击解除绑定即可完成操作

/iknow-pic.cdn.bcebos.com/7a899e510fb30f249ba7d8a2c595d143ad4b0355"target="_blank"title="点击查看大图">/iknow-pic.cdn.bcebos.com/7a899e510fb30f249ba7d8a2c595d143ad4b0355?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/7a899e510fb30f249ba7d8a2c595d143ad4b0355"/>