v3.26.1
Accounts Receivables (Tables)
12 Months Ended
Dec. 31, 2025
Accounts Receivables  
Schedule of accounts receivables

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As of December 31, 

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2024

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2025

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RMB

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RMB

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US$

Accounts receivables

 

34,550,465

 

5,351,511

 

765,256

Allowance for credit losses

 

(274,956)

 

(236)

 

(34)

Accounts receivables, net

 

34,275,509

 

5,351,275

 

765,222

Schedule of movements of allowance for accounts receivables

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As of December 31, 

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2024

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2025

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  ​ ​ ​

RMB

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RMB

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US$

Balance at the beginning of the year

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205,489

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274,956

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39,318

Additions/(reversal)

 

69,467

 

(274,720)

 

(39,284)

Balance at the end of the year

 

274,956

 

236

 

34

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