With regards to the pay question. It totally depends on your fleet.
747 - DEFO - First year 95000-96000HKD per month before tax
777 - DEFO - First year 120000-150000HKD per month before tax
A330 - DEFO - 100k per month and you won't have time to spend a dollar cause you'll be working so much.
Good education and medical available for family.
Housing is terribly expensive. Double to Triple what you pay in US/Can or any western place