﻿AbstractCollections of thomisid spiders by amateur and professional arachnologists in China have led to the discovery of some interesting crab spiders (Thomisidae). Two new species in two genera of thomisid spiders are described and illustrated with photographs and SEMs:PhartaxizangLiu & Yao,sp. nov.(♀) andStephanopisqiongLiu & Yao,sp. nov.(♀). The previously unknown males ofBorboropactuslongidensTang & Li, 2010 andStephanopisxiangzhouicaLiu, 2022 were also collected and are described for the first time. The genusBorboropactusSimon, 1884 is reported for the first time from Vietnam. The newStephanopisspecies is also recorded for only the second time from the Asian mainland. Distributions of all these species are mapped.