As soon as the exchange of control documents is completed, both sides may start direct business with each other.

一旦把控制文件交换完毕，我们双方就可以开始直接的业务来往。

youdao

As soon as the exchange of control documents is completed, both sides may start direct business with each other.

一旦把控制文件交换完毕，我们双方就可以开始直接的业务来往。

youdao