SHANGHAI - An unidentified flying object (UFO) disrupted air traffic over Zhejiang's provincial capital Hangzhou late on Wednesday, the municipal government said on Thursday.

Xiaoshan Airport was closed after the UFO was detected at around 9 pm, and some flights were rerouted to airports in the cities of Ningbo and Wuxi , said an airport spokesman, who declined to be named.

The airport had resumed operations, and more details will be released after an investigation, he said.