Payment is to be made ______presentation of shipping documents.

Please accept our apology for the delay in replying to your letter of May 10th.

We regret that we cannot agree with your request for an increase in commission.

In case we can get the contract ready by tomorrow afternoon will send it to you by mail for your signature.

请告知你方推销计划概要。

本合同自签订日起生效。

It will take us a month to collect the data necessary to answer your questions.

If the grounds of relief subsist for more than six months, either party shall be entitled to terminate the contract without notice.

If the foregoing is acceptable to you, we requested you to indicate by signing and returning to us one of the enclosed copies of this letter intent.

任何违反合同之事都会损害今后业务。