Abbreviation: ICTLE 2021 Full Name: 2021 9th International Conference on Traffic and Logistic Engineering Macau August 9-11, 2021 www.ictle.org Publication: **All the registered and presented papers will be published in Conference Proceedings by IEEE, which will be included into IEEE Xplore, and submitted for Ei Compendex, Scopus and other databases. Call for Paper: 1 Transportation Safety 2 Transportation Planning 3 Emergency Respnse Systems and Technologies 4 Intelligent Transportation Systems 5 Energy Saving and Alternative Energy 6 Automotive Exhaust Treatment and Environment Protection Technologies More topics via: http://www.ictle.org/cfp.html Venue: UNIVERSITY OF MACAU Address: Faculty of Science and Technology, University of Macau, E11, Avenida da Universidade, Taipa, Macau, China Submission Methods: Full Paper (publication and oral presentation) Abstract (oral presentation only) Electronic Submission System (.pdf) http://confsys.iconf.org/submission/ictle2021 or submit it via email: ictleconf@126.com. Contacts: Ms. Teri Zhang E-mail: ictleconf@126.com Tel: +86-13096333337