Genus: Jianianhualong XU, CURRIE, PITTMAN, XING, MENG, Lü, HU, & YU, 2019
Etymology: Chinese, Jianianhua, the Chinese company that supported this study, and Chinese Pinyin, long, "dragon."

Species: tengae emend XU, CURRIE, PITTMAN, XING, MENG, Lü, HU, & YU, 2019
Etymology: In honor of Ms Fanggang Teng, who secured the specimen for the study.

Note: The authors incorrectly coined the species name with an 'i', this is a masculine tense, the feminine tense is -ae, or -ii, -iae, and is here in emended to tengae.

Holotype: DLXH 1218

Locality: Baicai Gou, Yixian County, Western Liaoning Province, China.

Horizon: Yixian Formation.

Biostratigraphy:

Age: Early Aptian Stage, Middle Gallic Subepoch, Late Early Cretaceous Epoch, Lower Cretaceous.

Material: A nearly complete skeleton with assocaited feathers.