A suicide bomber killed at least 20 people in an attack apparently at ethnic Hazaras, Shia Muslims, in a fruit and vegetable market on the outskirts of Quetta.
At least 48 people were wounded in the attack that took place a year without any such incident.
Those who lost their lives included citizens, shopkeepers, businessmen and residents of the area.
Quetta City Police Chief Abdul Razzaq Cheema said, a paramilitary official was also killed and four FC soldiers were among the injured.
According to reports, the bomber disguised as a labourer.