"We have more direct mainland Chinese flights than any other airport in North America or Europe," says YVR CEO Craig Richmond. "To put that in perspective, our relatively small, 23 million passenger-per-year airport has more Chinese flights than Heathrow, JFK, Los Angeles or San Francisco. When I tell people that, they're surprised!"
https://www.cnn.com/travel/article/vancouver-china-aviation-hub/index.html