Dear Wong:
I would like to let you know how much I have enjoyed my last three years at the Hero Hero Company is an invaluable place for enriching my knowledge about financial field，I enjoyed working with my colleagues and I have learned so much things
Because I would like to take a new challenge and I want to meet people all walks of life，I have accepted an offer an Insurance firm as a Personal Financial I would therefore appreciate it if you would accept my resignation effective 8 March，
I would be very much obliged if you would kindly give me a reference letter before I Thank you for all that you have done to make my work here both interesting and
Yours forever，David