I am travelling from cyprus to Beijing and i want to go to Changsha.how to go

Limitation on Carry-on Luggage:
For Domestic flight, 2 carry-on luggage is allowed for passengers in First Class, and 1 for in Business Class or Economy Class. The size of each luggage should be within 20 x 40 x 55cm. Total weight of carry-on luggage should be within 5kg.
Free Check-in Luggage:
For Domestic flight, First Class - 40kg; Business Class - 30kg; Economy Class - 20kg.
If you want to go to Changsha from Beijing, I think taking flight is the best way.