v3.26.1
Segments (Details)
6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CNY (¥)
Jun. 30, 2025
USD ($)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2026
CNY (¥)
Dec. 31, 2025
CNY (¥)
Segment Reporting Information [Line Items]            
Revenues $ 31,001,832 ¥ 213,776,234 $ 22,216,776 ¥ 159,598,652    
Cost of revenues (26,739,648) (184,385,915) (17,240,933) (123,853,687)    
Gross profit 4,262,184 29,390,319 4,975,843 35,744,965    
Depreciation and amortization (10,454) (72,086) (16,219) (116,515)    
Total capital expenditures (12,865) (88,710) $ (4,134) (29,694)    
Total Assets 378,488,993       ¥ 2,577,850,689 ¥ 2,778,698,938
Selling expenses (124,277) (856,963)   (1,183,115)    
General and administrative expenses   (10,138,379)   (10,385,401)    
Research and development expenses (1,262,769) (8,707,549)   (24,091,812)    
Allowance for credit losses   (63,019)   584,713    
Total   (19,765,910)   (35,075,615)    
Holographic Solutions [Member]            
Segment Reporting Information [Line Items]            
Revenues   140,691,479   65,306,664    
Cost of revenues   (119,325,397)   (53,110,990)    
Gross profit   21,366,082   12,195,674    
Depreciation and amortization   (65,445)   (115,538)    
Total capital expenditures   (88,710)   (17,350)    
Total Assets 376,647,658       2,565,309,541 2,758,511,223
Selling expenses   (855,313)   (762,131)    
General and administrative expenses   (8,584,642)   (8,281,237)    
Research and development expenses   (2,188,681)   (2,116,226)    
Allowance for credit losses   (233,516)   389,131    
Total   (11,862,152)   (10,770,463)    
Holographic Technology Service [Member]            
Segment Reporting Information [Line Items]            
Revenues   73,084,755   94,291,988    
Cost of revenues   (65,060,518)   (70,742,697)    
Gross profit   8,024,237   23,549,291    
Depreciation and amortization   (6,641)   (977)    
Total capital expenditures     (12,344)    
Total Assets $ 1,841,335       ¥ 12,541,148 ¥ 20,187,715
Selling expenses   (1,650)   (420,984)    
General and administrative expenses   (1,553,737)   (2,104,164)    
Research and development expenses   (6,518,868)   (21,975,586)    
Allowance for credit losses   170,497   195,582    
Total   ¥ (7,903,758)   ¥ (24,305,152)