The aircraft departed from Kunming Changshui International Airport for Guangzhou Baiyun International Airport at 13:15 local time (05:15 UTC).[1] It was due to land at 15:05 (07:05 UTC).[5] At 14:22 (06:22 UTC), while preparing for descending to Guangzhou, the aircraft entered a sudden steep descent, from 29,100 feet (8,900 m) to 3,225 feet (983 m) in 3 minutes with a descent rate of 8,625 feet (2,629 m) per minute, according to flight data recorded by Flightradar24.[citation needed] Wreckage was subsequently discovered in the mountainous regions of Teng County, Wuzhou prefecture, Guangxi.[4][6]