Plane was carrying thousands of holidaymakers from Phuket to canton . Passengers claimed the plane suffered an engine failure and lost altitude . Flight attendants began to cry and oxygen masks hung from ceiling . one passenger said he feared the plane would break apart or crash . Plane ' jumped out ' and made an emergency landing in Kunming .
Plane was carrying dozens of holidaymakers from Phuket to Chengdu . Passengers claimed the plane suffered an engine failure and lost altitude . Flight attendants began to cry and oxygen masks dropped from ceiling . One passenger said he feared the plane would break apart or crash . Plane 'straightened out ' and made an emergency landing in Kunming .