Abstract: Two species of sawflies new to science are described in the present paper. Type specimens are deposited in the insect collection of the Forest Research Institute, the Chinese Academy of Forestry, Beijing, China. 1. Conaspidia kalopanaeis Xiao et Huang sp. nov. This species resembles Conaspidia guttata (Matsumura), but distinguished from it by mesonotum entiraly yellowishbrown, female mesopleura with fewbig shallow punctures, lancet with 21 annuls, each serrula with regular small teeth. Holotype:, Jiangxi province. Allotype:, the same as for the holotype. Paratype; 4,8, the same as for the holotype. 2. Messa taianensis Xiao et Zhou sp. nov. Nearest to Messa leucostoma (Rohwer), but differs from it in antennal segments 1—2 basally and segments 3—4 dorsally black, the rest yellowish brown, ventral surface of antenna yellowish, head black except for clypeus, labrum being yellowish, lancet with 1st serrula with four posterior subbasal teeth, 2—3 serrulae with five posterior subbasal teeth, 4—11 serrulae with 6—8 posterior subbasal teeth. Holotype:, Liaoning province. Allotype:, the same as for the holotype. Paratype: 5, 4, the same as for the holotype.