Sorry I can't type Chinese words right now. I have a question to ask, Thank you, 4 D& z. v2 Z8 c! x ! N/ h1 v4 l: s, g 7 D6 w6 ?# P/ _" h D$ CYesterday I reverse my car and the back of car hit a colum , When I am driving, I feel a little bump. Do I need to repair or inspect? Thank you,