Why was the flight from Hefei to Wanzhou cancelled?

Weather factor, passenger flow factor.

1. Weather factors: flight cancellation or adjustment due to weather force majeure.

2. Passenger flow factor: due to passenger flow, flight plan and other reasons, flights are cancelled or adjusted. Hefei, referred to as "Lu" or "He", was called Luzhou, Luyang and Hefei in ancient times. It is a prefecture-level city under the jurisdiction of Anhui Province, the provincial capital, the central city of Hefei metropolitan area, the sub-central city of China Yangtze River Delta urban agglomeration approved by the State Council, and an important scientific research and education base, modern manufacturing base and comprehensive transportation hub in China.