As reported by Censor.NET referring to Anadolu news agency quoting a representative of the local civil defense.
According to him, the air strikes hit the opposition-controlled areas in the east of Aleppo.
The bombing has left numerous casualties, including women and children. Due to ongoing air strikes, rescuers can not help the victims and rescue those trapped under the rubble of collapsed buildings.
The representative adds combat helicopters of the Syrian Air Force dropped barrel bombs on a number of opposition-held residential quarters of the city.
So far, the Assad regime and Russia's aviation have conducted a total of 150 aviation raids against Aleppo. In addition to air strikes, Assad's forces keep launching ground attacks.
Starting from Nov. 15, 508 civilians died and 871 more received injuries in Assad regime's attacks on Allepo. No hospitals and only three bakeries are operating in the opposition-controlled areas of the city.
The war in Syria began in March 2011 after peaceful protests escalated into an armed conflict as the military opened fire on demonstrators.
According to U.N. figures, some 400,000 people have been killed and more than 10 million displaced as a result of the conflict.