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COLLATERALIZED TRANSACTIONS (Details)
$ in Thousands, $ in Thousands
Dec. 31, 2021
HKD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
HKD ($)
COLLATERALIZED TRANSACTIONS      
Margin loan extended to margin clients $ 29,084,958   $ 18,424,972
Securities purchased under agreements to resell transactions 106,203 $ 13,616  
Collateral received from margin clients 119,745,500   89,404,131
Collateral received from brokers 144,156    
Collateral repledged to commercial banks and other financial institutions 20,953,603   58,255,907
Securities borrowed and lent 8,436,638   4,307,346
Cash collateral received from borrowers 9,737,786   5,067,828
Cash collateral deposited with lenders $ 3,120,123   $ 3,645,214