According to details, an unknown attacker on a motorcycle threw acid on the two Christian girls named Hina and Rimsha in Sabzi Mandi area and managed to escape easily.
They two girls were rushed to Bolan Medical Complex (BMC) where they are being treated.
CCPO Quetta Razzaq Cheema has confirmed that the girls were Christians.
The family of the victims has blamed a man named Vijay Masih as the attacker.
Police has said that the suspects will be arrested soon.
The acid attack cases in Balochistan are on the rise. Six women were badly burn in an acid attack in Pishin district of the province recently.