From Financial Times:
Only after hours of delay did they find out that their trip had been grounded by a last-minute order from China’s secretive air traffic controllers intended to prevent any potential problems from marring the long-planned launch of the nation’s third manned space mission.
[…] “I can’t believe that the Chinese have done this without notice. I have meetings at 8am in Beijing to discuss a big investment in China,” said an executive at a Japanese private equity firm. “This seriously makes me wonder whether we should invest in a country that treats people like this.”