This paper describes two new species and one newly recorded species of the genus Neumania, i.e. N. heterocrus Ding & Jin sp. nov., N. absentiuos Ding & Jin, sp. nov., and N. vietnamicaTuzovsky, 2013, from Jiangxi and Hunan provinces, China. Neumania heterocrus can be distinguished by the sexual dimorphism in leg IV. Neumania absentiuos can be distinguished by P-1 without seta and genital plates close to Cx-IV. Neumania vietnamica can be distinguished by the different swimming setae in leg IV. A key to the members of Neumania form China is provided. The examined specimens are kept in Institute of Entomology, Guizhou University, P. R. China (GUGC).