v3.25.2
Summary of Significant Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2025
Summary of Significant Accounting Policies [Abstract]  
Schedule of Assets Measured at Fair Value on Recurring Basis

Assets measured at fair value on a recurring basis as of December 31, 2024 and June 30, 2025 are summarized as below.

 

Fair Value Measurements as of December 31, 2024
  

Quoted Prices

in Active

Markets for

Identical

Assets

(Level 1)

  

Significant

Other

Observable

Inputs

(Level 2)

  

Unobservable
Inputs

(Level 3)

  

Fair value

at December 31,

2024

 
   RMB   RMB   RMB   RMB 
Cryptocurrencies   776,702,624    
    
    776,702,624 

   

Fair Value Measurements as of June 30, 2025
  

Quoted Prices

in Active

Markets for

Identical

Assets

(Level 1)

  

Significant

Other

Observable

Inputs

(Level 2)

  

Unobservable
Inputs

(Level 3)

  

Fair value

at April 30,

2025

 
   RMB   RMB   RMB   RMB 
Cryptocurrencies   242,889,085    
    
    242,889,085 
Convertible notes denominated in bitcoin   
    470,948,166    
    470,948,166 
Schedule of Estimated Useful Lives of Property, Plant and Equipment Depreciation is calculated using the straight-line method over their estimated useful lives. The estimated useful lives are as follows:
Machinery and electronic equipment   3 to 10 years
Office furniture   5 years
Transportation equipment   4 years
Buildings and facilities attached to buildings   20 years
Schedule of Estimated Useful Lives of Intangible Assets The Company amortizes its franchise right and land use right on a straight-line basis over the contractual term. The estimated useful lives are as follows:
Franchise right   2 years
Land use right   50 years
Schedule of Net Revenues The following table summarizes the net revenues generated from different revenue streams:
   For the six months ended
June 30,
 
   2024   2025 
   (Unaudited)
RMB
   (Unaudited)
RMB
 
Product sales revenue   20,352,715    7,931,032 
Service revenue   4,386,765    352,341 
Net revenues   24,739,480    8,283,373 
Schedule of Net Revenues By Geographical Location of Customers

For the six months ended June 30, 2024 and 2025, the Company’s net revenues by geographical location of customers are as follows:

 

   For the six months ended
June 30,
 
   2024   2025 
   (Unaudited)   (Unaudited) 
   RMB   RMB 
PRC   20,059,137    5,462,221 
The United States   1,019,596    946,288 
Singapore   3,409,737    
 
Hong Kong   
    1,249,900 
Others   251,010    624,964 
Net revenues   24,739,480    8,283,373