Dear Sirs/Madan，
ease allow me to apply for the position of office clerk which you advertised in "Yangcheng Evening News" of April 9.
I am xx years of age and unmarried. After receiving my B.B.A. from Xiamen University， I worked for three years as an office clerk at China Great Wall Computer Group (Shenzhen) Company.
I have a wide knowledge of business and thoroughly experienced in all types of office work. Copies of my testimonials are enclosed， and if you are interested in my application， please give me an opportunity of a personal interview at your convenient date.
Sincerely，
yjbys