app/src/main/res/layout/activity_identyfying.xml
@@ -74,7 +74,10 @@ android:layout_height="wrap_content" android:layout_below="@+id/electric_ll" android:layout_alignParentStart="true" android:layout_margin="20dp" android:layout_marginStart="20dp" android:layout_marginTop="20dp" android:layout_marginEnd="20dp" android:layout_marginBottom="20dp" android:hint="请输入新的卡标识" android:inputType="number" />