An Airblue spokesman said the plane had no known technical issues and the pilots did not send any emergency signals.

蓝色航空公司一名发言人说，该飞机没有任何已知技术问题，飞行员也没有发送过任何紧急求救信号。

youdao

In July 2010, an Airblue Airbus A321 crashed as it was about to land in Islamabad, killing all 152 people on board - Pakistan's worst-ever air disaster.

BBC: Pakistan begins new plane inspections after crash