Dear (写客户的名字），Please allow me to take this opportunity to apologise for the wrong delivery of your order. We at （写本公司的名字）always try to ensure that our orders arrive promptly and will do our best to ensure that this never happens again. Thank you for your patience and understanding and once again please accept my sincere apologies for any inconvenience which resulted from the wrong delivery of your order. If I can be of any further assistance please do not hesitate to contact me.Best regards,（写本人的名字）（写本人的姓名）