请帮忙写个英文商务通知，谢谢

请帮忙写个英文商务通知，谢谢

Dear Ms. Wang

I am technical support engineer from ABC Company. Thank you for using our product!

This email is to draw attention that the Version 7.0 ADP which is using by your company now will come to the end of its current maintenance contract on the Jan 15th of 2014. In order to keep the
non-interrupt service, please renew the maintenance contract before the expiring date. Thank you very much!

Best regards

xxx

Dear Ms. Wang,
How are you? I'm technician of ABC company, many thanks for your cooperation about our products.
Hereby there are some points advise you, the maintenance of ADP v7.0 version you are using will be expired on Jan. 15,2014, please sign back us maintenance cost contract back soonest.

Dear Ms. Wang,
I'm the technical support of ABC company, thanks for using our product. Here is a notice for you that the maintenance of the ADP V7.0 version which you are using now will be expired on January 15, 2014, please renew it before the expiring date for continuity of the service, thanks!