(Departing from Hong Kong and Macao) What is the coverage period of the travel insurance?

How do I purchase cancellation insurance?

(For domestic flights) What are the provisions for carrying cigarettes and alcohol?

(Departing from Hong Kong and Macao) Can I change the period of my travel insurance?

(Departing from Hong Kong and Macao) If I purchase a round-trip ticket and refund the return ticket for any other reason, can the travel insurance also be refunded?