I have received a wrong parcel

Hi, I'm waiting for my order #20010024502, but today I have received a parcel from HobbyKing with external label adressed to me, but inside the contents was different.
Inside I found a shipping list to Mr. Christopher Forrai (Hongarije) about his order #10030284, and the correct items of his order.
What can I do now?
Thanks.
Ico Thieme