AEEJ : Journal of Automotive Engineering and Vocational Education is a peer-reviewed journal dedicated to interchange for the results of high quality research in all aspect of Automotive Engineering and Automotive Vocational Education. The journal publishes state-of-art papers in fundamental theory, experiments and simulation, as well as applications, with a systematic proposed method, sufficient review on previous works, expanded discussion and concise conclusion. As our commitment to the advancement of science and technology, the AEEJ follows the open access policy that allows the published articles freely available online without any subscription.