Daurian starling 
(Sáo đá lưng đen, Agropsar sturninus), 
or purple-backed starling previously placed in the genus Sturnus.

The Daurian starling (Agropsar sturninus), or purple-backed starling, is a species of bird in the starling family found in the eastern Palearctic from eastern Mongolia and southeastern Russia to North Korea and central China.

The Sturnidae are named for the genus Sturnus which in Latin means starling.
Agropsar: Greek agros field; psar starling.
sturninus Latin sturninus speckled.