Three genera and eight species belonging to Hartigiini,Cephidae from China have been described in this paper,among which 1 genus, Tibetajanus Wei gen. nov. and 3species,Tibetajanus fulvus Wei sp. nov.,Janus rufoventralis Wei sp. nov.,Janus cephoides Wei sp. nov. are described as new to science.The type specimens of the new genera and new species are deposited in the insect Collection of Department of Environment and Resources,CSFU. Keys to Eastern-Asian species of Janus Stephens...