Two new oonopid spider species from Yunnan, China (Araneae, Oonopidae).

The genera Kachinia Tong & Li, 2018 and Promolotra Tong & Li, 2020 are recorded from China for the first time. Two new species, Kachinialongling sp. nov. (♂♀) and Promolotralushui sp. nov. (♂♀) are described. Descriptions, diagnoses, photographs and keys to Kachinia and Promolotra species are provided.