What are baggage limits for flight from Taiwan to Beijing

For the flight of Air China:
Checked baggage:
1. First Class or Business Class passengers are allowed up to two pieces of baggage free of charge, each weighing no more than 32kg.
2. Economy Class passengers are allowed one pieces of baggage free of charge, weighing no more than 23kg.
Carry-on baggage:
A. First and Business Class, the carry-on baggage shall not exceed 8kg per passenger. For Economy Class, the carry-on baggage shall not exceed 5kg(11 pounds) per passenger.
B. First and Business Class, up to two pieces of baggage are allowed per passenger. For Economy Class, only one piece is allowed per passenger.