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Concentration and Risks (Tables)

12 Months Ended

Dec. 31, 2022

Customer concentration risk

Concentration Risk [Line Items]

Schedule of concentration risk

The following tables summarized the customer with greater than 10% of the total revenue and account receivables:

​

​ ​	​	​	​	​	​	​	​
​	​	For the Year Ended December 31,
​		2020		2021		2022
Percentage of the total revenue		​	​				​
Customer A		*	​	12	%	*	​

​

​	​	​	​	​	​
​	​	December 31,	​	December 31,
​		2021		2022
Percentage of the account receivables					​
Customer A		36	%	21	%

​

Supplier concentration Risk

Concentration Risk [Line Items]

Schedule of concentration risk

The following tables summarized the supplier with greater than 10% of the total purchase and payables:

​

​	​	​	​	​	​	​	​
​	​	For the Year Ended December 31,
​		2020		2021		2022
Percentage of the total purchase		​	​				​
Supplier A		16	%	20	%	20	%

​

​	​	​	​	​	​
​	​	December 31,	​	December 31,
​		2021		2022
Percentage of the payables					​
Supplier A		28	%	31	%

X

- Definition

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