英文的邀请函模板dear sir/madam: on , we will host an evening of celebration in honor of the retirement of , president of . you are cordially invited to attend the celebration at , , on from to p.m. has been the president of since . during this period, expanded its business from to . now it’s our opportunity to thank him for his years of exemplary leadership and wish him well for a happy retirement. please join us to say good-bye to . see you on . yours sincerely