It is our great pleasure to welcome you all to the International Conference on Measurement, Communication and Virtual Reality (MCVR 2024) which will be held in Harbin, China during December 27-29, 2024. It is hosted by the Harbin University of Science and Technology, China; assisted by Chubu University, Japan, Heilongjiang Instrument and Control Society, China and Heilongjiang Province Key Laboratory of Laser Spectroscopy Technology and Application, China; technical supported by Xiamen University, China.