1.what time would be convenient for you?\would you please tell me when you are free?
2.glad to have the opportunity of visiting your company and I hope to conclude some business with you。
3.I'd like to know any business connections abroad.\I want to out your product.
4.What is the mode of payment you wish to employ?
5.I wish you success in your business transaction.
6.Shall we fix a time for a talk?
7. I was assigned to negotiate business with you.
8. You must take a rest today and we can talk about our business tomorrow.
9.can I have your price list?\I would be happy to supply samples and a price list for you.