ACMAE 2021 2021 The 12th Asia Conference on Mechanical and Aerospace Engineering (ACMAE 2021)--Ei Compendex, Scopus http://www.acmae.com 2021 The 12th Asia Conference on Mechanical and Aerospace Engineering (ACMAE 2021), the sister conference of ICMAE (International Conference on Mechanical and Aerospace Engineering), will be held in *Nanjing, China *during* December 29-31, 2021*, following the successful conference via online last year, in Bangkok, Thailand 2019, Singapore in 2018 and Yokohama, Japan in 2017. ACMAE 2021 is organized by Nanjing University of Science and Technology, sponsored by Science and Engineering Institute, co-sponsored by University of Electronic Science and Technology of China, Southwest Jiaotong University, China. ●Publication: Accepted and registered papers will be included in the *Conferences Proceedings*. which can be indexed by *Ei Compendex, SCOPUS*, etc. ACMAE 2020| IOP Conferences Proceedings, ISSN: 1757-8981, VOL. 1786.| EI Compendex, SCOPUS successfully within one months after online ACMAE 2019| IOP Conferences Proceedings, ISSN: 1757-8981, VOL. 1510.| EI Compendex, SCOPUS successfully. ACMAE 2018 | IOP Conferences Proceedings, ISSN: 1757-8981, VOL. 1215.| EI Compendex, SCOPUS successfully. ACMAE 2017 | Matec, ISSN: 2261-236X, Vol. 151 | EI Compendex, SCOPUS successfully. ●Call for Paper: Aerospace Mechatronics and Avionics Systems Aerospace Communications Mechanical Engineering in Aerospace Electronic Systems Aerospace Engineering and Management Aircraft Navigation Antennas Astronomical Image Processing Atmospheric Measurement Attitude maneuver control Autonomous flight control Ballistic tracking Bistatic SAR processing Communications techniques Control design More topics, please visit: http://acmae.com/calls.html ●Submission: 1. By online system: http://confsys.iconf.org/submission/acmae2021 2. By Email: secretary_acmae@icmae.org ●Contacts: Ms. Ashily Qi E-mail: secretary_acmae@icmae.org Tel: +86 18108245450