如题，我是德区N26，今天N26官方发邮件要求我添加税号： 

“We are legally required to keep the German tax authority up-to-date with your tax information. We need to do this for every person who has a German bank account, no matter where they live.” 

你们也收到了吗，还有应该如何解决，推荐添加中国税号吗？