Dear Sir，
I take the liberty of writing you to apply for a position in your corporation.
In 1981，graduated from the Powerman Course and Electrical Equipment Repair Course of the U.S. Engineer College and also graduated from the Management Course of Industrial College of the U.S. University in 1985．
I have just returned from the United State．I would like to work in your corporation．I believe that I can perform well under your leadership．
I sincerely hope that you could give me an opportunity of first of all.
Enclosed herewith are three copies of the U.S. diplomas and a copy of my resume for your reference．
Your prompt reply in this matter would be greatly appreciated．
Yours very truly