Ruixinia zhangi was named by Mo et al. (2023). Its type specimen is ELDM EL-J009, a partial skeleton (postcranial skeleton), and it is a 3D body fossil. Its type locality is Batuyingzi, Beipiao, which is in a Barremian/Aptian lacustrine - large shale in the Yixian Formation of China. It is the type species of Ruixinia.