Am from Lesotho,came for training course at Chengdu and my baggage is 56kg so what to do? Worried

Domestic flights are capped at 50kg. The free allowance is 40 kg in first class, 30 kg in business class and 20 kg in economy class. Excess baggage will be charged about 1.5% of the normal economy fare per kg. You may need to cut the weight of your luggage.