The 2013 4th International Conference on Mechanical and Aerospace Engineering (ICMAE 2013) will be held in Moscow, Russia, during July 27-28, 2013. ICMAE 2013 is sponsored by SCIence and Engineering Institute. ICMAE 2012 was sucssefully held in Paris, France, It is one of the leading international conferences for presenting novel and fundamental advances in the fields of Mechanical and Aerospace Engineering. It also serves to foster communication among researchers and practitioners working in a wide variety of scientific areas with a common interest in improving Mechanical and Aerospace Engineering related techniques. The conference is a international forum for the presentation of technological advances and research results in the fields of Mechanical and Aerospace Engineering. The conference will bring together leading researchers, engineers and scientists in the domain of interest from around the world.