Your luggage is all here?

你的行李就这么多吗？

I think something he can use is the best. A watch or something.

最好是实用的，像手表啦或什么的。

These documents will give you some idea of our background.

这些资料会给您提供一些参考。

Under those terms, we can accept it.

如果那些条款没问题，我们可以接受。

I'm thinking of ordering 100 sets. But one problem-

我正考虑定购一百台，只是一个问题-

When no settlement can be reached, the disputes shall be submitted for arbitration.

如果协商得不到解决，应将争议提交仲裁。