1. This agreement will remain valid for one year and shall become effective on the date of signing.

本协议有效期为一年，签署日起开始生效。

2. Isn’t it better to word it in this way?

这样说会不会好一些呢？

3. I’d like to replace this phrase with “after the date of delivery”.

我想把这个词语换成“在交货日之后”。

4. In case of a breach of any of the provisions of this agreement by one party, the other party shall have the right to terminate this agreement by giving notice in writing to its opposite party.

如果一方违反了本协议的任何一项条款，另一方有权以书面形式通知对方终止本协议。

5. If you fail to make delivery ten weeks later than the time of shipment stipulated in the contract, we shall have the right to cancel the contract.

如贵方延期交货超过合同规定10周时，我方有权取消合同。