Asiana Airlines' baggage allowance varies based on the travel class and destination. Typically, Economy Class passengers have a checked baggage allowance ranging from 20 to 30 kilograms, while Business Class passengers enjoy a higher allowance, often between 30 and 40 kilograms. Carry-on baggage is permitted, with dimensions generally around 55 x 40 x 20 centimeters and a weight limit of approximately 10 kilograms. It's crucial for passengers to check Asiana Airlines' official website or contact the airline directly for the most up-to-date information on baggage policies, fees, and any recent changes, as specific details may vary based on factors such as the route and fare type. 
https://baggagebee.com/blog/asiana-airlines-baggage-allowance/