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Cash and cash equivalents (Tables)

12 Months Ended

Dec. 31, 2021

Cash and cash equivalents

Summary of Cash on Hand and Cash Held at Bank

Cash and cash equivalents represent cash on hand, cash held at bank, and time deposits placed with banks or other financial institutions, which have original maturities of three months or less. Cash on hand and cash held at bank balance as of December 31, 2020 and 2021 primarily consist of the following currencies:

​	​	​	​	​	​	​	​	​
​	​	December 31, 2020			​	December 31, 2021
​		​		USD		​		USD
(In thousands)	​	Amount	​	equivalent	​	Amount	​	equivalent
RMB		312,581		47,906		356,535		55,922
USD		89,050		89,050		66,650		66,650
SGD	​	—	​	—	​	739	​	547
Hong Kong Dollar		1,737		224		1,413		181
THB		2,052		68		1,709		51
Indonesian Rupiah	​	—	​	—	​	101,762	​	7
Total		​		137,248		​		123,358

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- Definition

Tabular disclosure of the components of cash and cash equivalents.

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