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Segments (Tables)
 12 Months Ended
Dec. 31, 2023
Segment Reporting [Abstract]  
Schedule of segments
                       
    Holographic
solutions		     Holographic
technology service		     Total
December 31,
2021		  
    RMB     RMB     RMB  
Revenues     131,871,221       226,778,077       358,649,298  
Cost of revenues     (92,819,057 )     (15,803,991 )     (108,623,048 )
Gross profit     39,052,164       210,974,086       250,026,250  
Depreciation and amortization     (2,590,281 )     (4,084,030 )     (6,674,311 )
Total capital expenditures     (129,482 )     (6,194 )     (135,676 )

 

    Holographic
solutions		     Holographic
technology service		     Total
December 31,
2022		  
    RMB     RMB     RMB  
Revenues     153,996,658       333,942,206       487,938,864  
Cost of revenues     (125,805,732 )     (138,873,815 )     (264,679,547 )
Gross profit     28,190,926       195,068,391       223,259,317  
Depreciation and amortization     (2,761,207 )     (4,083,030 )     (6,844,237 )
Total capital expenditures     (1,821,918 )     -       (1,821,918 )

 

    Holographic
solutions		     Holographic
technology service		     Total
December 31,
2023		  
    RMB     RMB     RMB  
Revenues     68,345,506       135,202,499       203,548,005  
Cost of revenues     (59,562,014 )     (69,734,292 )     (129,296,306 )
Gross profit     8,783,492       65,468,207       74,251,699  
Depreciation and amortization     (6,161,834 )     -       (6,161,834 )
Total capital expenditures     (774,615 )     -       (774,615 )

 

Total assets as of:

 

    December 31,
2022		     December 31,
2023		     December 31,
2023		  
    RMB     RMB     USD  
Holographic solutions     200,456,129       142,626,614       20,137,323  
Holographic technology service     81,665,772       17,932,589       2,531,886  
Total assets     282,121,901       160,559,203       22,669,209  
Schedule of disaggregation
                               
    For the
year ended
December 31,
2021		     For the
year ended
December 31,
2022		     For the
year ended
December 31,
2023		     For the
year ended
December 31,
2023		  
    RMB     RMB     RMB     USD  
Holographic Technology LiDAR Products     58,923,457       45,086,319       16,330,569       2,317,478  
Holographic Technology Intelligence Vision software and Technology Development Service     14,277,873       12,658,954       45,930,400       6,518,001  
Holographic Technology Licensing and Content Product     31,105,495       29,093,110       5,594,979       793,986  
Holographic Hardware Sales     27,564,396       67,158,275       489,558       69,473  
Total Holographic Solutions     131,871,221       153,996,658       68,345,506       9,698,938