Originally Posted by
Willing to Fly
maintain Canadian Residency while at the same time not paying any income tax on earned income
Agreement Between the Government of Canada and the Government of the People's Republic of China - Canada.ca
3. Notwithstanding the provisions of paragraphs 1 and 2, remuneration in respect of an employment exercised aboard a ship or aircraft operated in international traffic by an enterprise of a Contracting State, shall be taxable only in that Contracting State.
Rumor mills report 180/USD after tax per logged hour being the running rate in PRC, perhaps 220 for international. A major obstacle is the low basic around 4k/m, lack of transpacific connections, and the pre-requisite of holding a CAAC licence.
TL;DR
The ballpark is pre-pandemic -30% in nominal, never mind any inflation adjustments.