... . fitts for : cargo trailer , skeleton trailer , oil tanker , low bed trailer , tipper trailer , AOTONG ROR model casting suspension advantages : AOTONG BPW model axle processing technology : Premium grades ... (2) November ,2011,Iran AUTO MECHANIKA HEAVY DUTY VEHICLE FAIR (3) March ,2012 , Indonesia INAPA FAIR (4) May ,2012 , UAE Dubai ...