綁定方法如下：
壹、打開手機，在手機桌面上找到”支付寶“壹項，點擊進入。
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二、進入支付寶以後，點擊頁面右下角的我的，然後找到”銀行卡“壹項，點擊進入。
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三、進入我的銀行卡銀行，找到頁面右上角的”+“符號，點擊進入。
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四、進入添加銀行卡後，輸入銀行卡卡號。
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五、然後填寫銀行卡的預留手機號，點擊同意協議並綁卡。
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六、然後輸入系統發送到手機裏的驗證碼。
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七、驗證通過後就將該卡綁定到支付寶了。
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