v3.26.3
UNAUDITED CONDENSED FINANCIAL INFORMATION OF THE PARENT COMPANY - CONDENSED STATEMENTS OF CASH FLOWS (Details)
 6 Months Ended
Jun. 30, 2026
CNY (¥)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
CNY (¥)
CASH FLOWS FROM OPERATING ACTIVITIES:      
Total net loss ¥ (50,547,783) $ (7,449,822) ¥ (4,345,377)
Adjustments to reconcile net income to net cash used in operating activities:      
Employee stock compensation 32,964,266 4,858,332  
Unrealized foreign exchange gain (450,694) (66,424) (678,405)
Changes in operating assets and liabilities:      
Prepayment and other current assets 4,195,631 618,359 (2,400,416)
Other payables (2,017,339) (297,319) (391,533)
Payroll payables 26,021 3,835 362,508
NET CASH USED IN OPERATING ACTIVITIES (10,664,642) (1,571,774) (5,133,238)
CASH FLOWS FROM INVESTING ACTIVITIES:      
Purchase of intangible assets (66,328,193) (9,775,566) (943,397)
NET CASH USED IN INVESTING ACTIVITIES (66,496,390) (9,800,355) (526,888)
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from issuance of ordinary shares, net of issuance costs 112,456,186 16,573,991  
Net repayment from related parties (205,081) (30,225) 4,392,047
Deferred costs related to initial public offering     (1,487,976)
NET CASH PROVIDED BY FINANCING ACTIVITIES 109,241,105 16,100,147 9,644,071
EFFECT OF FOREIGN EXCHANGE RATE ON CASH AND CASH EQUIVALENT (16,376) (2,414) (38)
NET INCREASE IN CASH AND CASH EQUIVALENTS 32,063,697 4,725,604 3,983,907
TOTAL CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD 19,773,580 2,914,265 3,918,146
TOTAL CASH AND CASH EQUIVALENTS, END OF PERIOD 51,837,277 7,639,869 7,902,053
Parent company | Reportable Legal Entities      
CASH FLOWS FROM OPERATING ACTIVITIES:      
Total net loss (50,456,226) (7,436,328) (4,481,440)
Adjustments to reconcile net income to net cash used in operating activities:      
Equity in loss of subsidiaries 6,446,179 950,049 967,999
Employee stock compensation 32,964,266 4,858,332  
Unrealized foreign exchange gain (453,211) (66,795) (678,443)
Changes in operating assets and liabilities:      
Prepayment and other current assets (588,420) (86,722) 170,185
Other payables (1,855,822) (273,515) 892,751
Payroll payables (237,125) (34,948) 220,721
NET CASH USED IN OPERATING ACTIVITIES (14,180,359) (2,089,927) (2,908,227)
CASH FLOWS FROM INVESTING ACTIVITIES:      
Purchase of intangible assets (62,838,947) (9,261,315)  
NET CASH USED IN INVESTING ACTIVITIES (62,838,947) (9,261,315)  
CASH FLOWS FROM FINANCING ACTIVITIES:      
Net repayment from related parties (33,919,558) (4,999,124) 4,393,049
Deferred costs related to initial public offering     (1,487,976)
NET CASH PROVIDED BY FINANCING ACTIVITIES 78,536,628 11,574,867 2,905,073
EFFECT OF FOREIGN EXCHANGE RATE ON CASH AND CASH EQUIVALENT (13,859) (2,042)  
NET INCREASE IN CASH AND CASH EQUIVALENTS 1,503,463 221,583 (3,154)
TOTAL CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD 1,490 220 4,437
TOTAL CASH AND CASH EQUIVALENTS, END OF PERIOD 1,504,953 221,803 ¥ 1,283
Parent company | Reportable Legal Entities | IPO      
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from issuance of ordinary shares, net of issuance costs ¥ 112,456,186 $ 16,573,991