Malaysia Airlines - Yes, you can! Though power banks cannot be kept in your checked baggage, you can bring it with you in your cabin baggage for a smooth check-in process. Only
Can you bring your power bank on a flight? | Blog
Thai Airways - Passengers are allowed to bring no more than 2 pieces of power banks or spare batteries with a capacity of 32,000 mAh (160 Wh) or less on board. However,