Unfortunately, as an AI language model, I do not have access to real-time flight information or airline policies and procedures. I suggest visiting the website of AHK Air Hong Kong Limited or contacting their customer service directly for detailed information on their online check-in options and opening hours.

In case of loss or damage to your baggage by AHK Air Hong Kong Limited, you should immediately report it to the airline's baggage claim office at the airport. You will need to fill out a Property Irregularity Report (PIR) and provide proof of ownership of the luggage and its contents. AHK Air Hong Kong Limited will investigate the matter and work to resolve the issue in accordance with their policies and international regulations.

AHK Air Hong Kong Limited usually closes check-in and boarding 45 minutes before departure for domestic flights and 60 minutes before departure for international flights.

AHK Air Hong Kong Limited should comply with the laws and regulations of the countries they operate in regarding compensation for flight delays and cancellations. Depending on the circumstances, passengers may be entitled to compensation under certain conditions such as significant delays, cancellations, or denied boarding due to overbooking. It is recommended to check the airline's policy or contact them directly for more information about their compensation policies and procedures.

AHK Air Hong Kong Limited provides assistance to passengers with disabilities upon request. This includes wheelchair assistance, assistance with boarding and disembarking, and guidance to and from the aircraft. Passengers with disabilities are encouraged to notify the airline of their needs at the time of booking or at least 48 hours before their scheduled flight. The airline also allows the carriage of mobility aids such as wheelchairs and crutches, as well as service animals on its flights.

As a language model AI, I don't have updates or current information regarding Air Hong Kong's in-flight amenities since it can change over time. However, generally speaking, airlines provide meals and drinks on board, especially for long-haul flights. Some airlines also offer alcoholic drinks, but it may be limited to certain types or destinations. It's best to check directly with Air Hong Kong or the booking agent for specific details regarding their in-flight amenities.

The refund policy of AHK Air Hong Kong Limited depends on the type of ticket purchased. Usually, non-refundable tickets cannot be refunded, while refundable tickets can be refunded, subject to certain conditions and fees. Passengers should refer to the airline's website or contact their customer service for specific details regarding their ticket's refundability.

AHK Air Hong Kong Limited allows children and infants to travel provided that they follow all the necessary procedures for documentation and safety. The airline requires that passengers bring all relevant documents such as passports and visas for traveling with children and infants. AHK also allows infants under the age of two to travel on the lap of an adult. Unfortunately, AHK Air Hong Kong Limited does not offer children's food and entertainment on board. However, passengers may bring their own snacks and entertainment options for their children. The airline does offer inflight meals and entertainment for adult passengers.