Write a memo according to the following situation:
Situation:There will be an international Trade Conference held in Qingdao from May 24 to May 28,sponsored by the Trade Department of Shandong Provincial Government. Besides representatives from all provinces of our country, many foreigners, especially from North America and Europe, will attend the conference.And Green Sun Company is invited to attend it,too.Thinking the conference will give the company a very good opportunity to assess the current commercial situation and to make contacts in commercial circles both at home and abroad, Mr.Calvin Wilson,Vice President of Green Sun Company wants to attend the conference. He writes a formal request memo to William Xu,President of the company to get his permission.
【正确答案】：MEMORANDUM
TO:William Xu,President Calvin
FROM: Wilson,Vice President
DATE:April 16
SUBJECT:Attending a Trade Conference
There will be an International Trade Conference held in Qingdao from May 26 to May 28，sponsored by the Trade Department of Shandong Provincial Govemment. Besides representatives from all provinces of our country，many foreigners especially from North America and Europe will attend the conference.No doubt， the conference will give us a very good opportunity to assess the current commercial situationand to make contacts in commercial circles both at home and abroad.
Because we are invited to the conference,I hope that I can attend it on behalf of our company.