Business writing letter

My professor is so stringent, and I will post my syllabus,please read " Grading Procedure and Plagiarism"," Submitting Assignments "and  Formal Business Writing Assignments" carefully!!!! The picture is this time assignment, this is both the writing requirement of the assignment and the model format of the assignment. Please write the article in the format of the letter on the picture. I am looking for a long-term cooperation writer. If you do good, I have so many assignments waiting for you!