Duo Ma received his B.E. degree in School of Information Engineering from Huanghe S & T University, Henan, China, in 2016. He received an M.Eng degree in National Languages Information Technology (NLIT) from Northwest Minzu University, Gansu, China, in 2020. Currently, he is a Research Engineering in the Department of Electrical and Computer Engineering, National University of Singapore (NUS). His research interests are speech recognition and speech enhancement.