legal ground
Article 129th of the Civil Aviation Law
The limitation of liability of international air transport carriers shall be implemented in accordance with the following provisions:
(1) The liability limit of each passenger is 16600 units of account; However, the passenger may agree with the carrier in writing that the liability limit specified in this item is higher.
Article 2 13
The unit of account mentioned in this Law refers to the Special Drawing Rights (SDR) stipulated by the International Monetary Fund (IMF); The RMB amount shall be calculated according to the conversion method of RMB by the special drawing rights stipulated by the State Administration of Foreign Exchange on the date of court judgment, arbitration institution ruling or agreement between the two parties.