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Concentrations and Risks (Tables)

12 Months Ended

Dec. 31, 2023

Revenues | Customer risk

Concentrations and Risks

Summary of concentration of risk

​

​	​	​	​	​	​	​	​
​		For the year ended					​
​		December 31,					​
Revenues		2021		2022		2023	​
Customer A		*	​	17	%	10	%
Customer C		*	​	12	%	19	%

Accounts receivable | Customer risk

Concentrations and Risks

Summary of concentration of risk

​

​	​	​	​	​	​
​		For the year ended			​
​		December 31,			​
Accounts receivable		2022		2023
Customer B	​	67	%	35	%
Customer C	​	8	%	23	%

Cash & cash equivalents, restricted cash and short-term investments | Credit risk

Concentrations and Risks

Summary of concentration of risk

​

​	​	​	​	​	​
​	​	For the year ended
​	​	December, 31
Cash & cash equivalents, restricted cash and short-term investments		2022		2023
Bank E		74	%	77	%
Bank F		25	%	23	%

X

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