首先感谢您的合作，也体谅我们采取的新措施是为了彼此的安全及维系未来的业务关系，将从开始额外收取安检费用。

We would like to thank you in advance for your cooperation and understanding that the measures we are taking are for our mutual safety, security and future business relationship.

youdao

感谢您的关注，我希望我们之间可以建立长时间的业务关系。

Thanks for your interest, and I hope a long time business relationship could be built between us.

youdao