They fly first from Hong Kong to the mainland and then from there to Canada, and they destroy their documents on the plane. They apply for political asylum as soon as they get off, and then just wait and see.
他們由香港先飛大陸，再由大陸飛加拿大，在飛機上撕掉所有證件，一下機後立刻申請做政治難民，等著聆訊。