The smooth landing of the flight CZ6202 in Harbin on Oct 12 signified that the Heilongjiang Branch of China Southern Airlines has maintained a flawless safety record for 35 years.

In the last three-and-a-half decades, the branch has been responsible for more than 700,000 hours of safe flights without a single air accident.

In 2013, it achieved 60,000 hours of flight safety.