HELLO: I AM IN SHANGHAI AND I WANT TO GO TO YIWU. BESIDES COACH, WHAT OTHER OPTION I HAVE TO GET YIWU (NO AIRPLANE, NEITHER TAXI) DOES SHANGHAI HAS TRAIN TO YIWU? WHERE IS THE STATION. PLEASE LET ME KNOW! THANKS FOR YOUR HELP. (IF SOMEBODY CAN ANSWER ME IN SPANISH, BETTER)