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Segments (Tables)

12 Months Ended

Dec. 31, 2024

Segment Reporting [Abstract]

Schedule of segments

Schedule of segments
		Central processing algorithm services				Intelligent chips and services				Total December 31, 2022
		RMB				RMB				RMB
Revenues			447,812,310				138,247,782				586,060,092
Cost of revenues			324,243,973				134,343,805				458,587,778
Gross profit			123,568,337				3,903,977				127,472,314
Depreciation and amortization			1,706,553				7,539,696				9,246,249
Total capital expenditures			1,082,391				-				1,082,391

		Central processing algorithm services				Intelligent chips and services				Total December 31, 2023
		RMB				RMB				RMB
Revenues			569,906,586				10,109,828				580,016,414
Cost of revenues			395,959,074				10,067,646				406,026,720
Gross profit			173,947,512				42,182				173,989,694
Depreciation and amortization			6,774,207				406,754				7,180,961
Total capital expenditures			72,139				-				72,139

		Central processing algorithm services				Total December 31, 2024
		RMB				RMB				USD
Revenues			541,487,420				541,487,420				75,327,948
Cost of revenues			387,719,164				387,719,164				53,936,782
Gross profit			153,768,256				153,768,256				21,391,166
Depreciation and amortization			1,289,020				1,289,020				179,319
Total capital expenditures			28,641				28,641				3,984

Total assets as of:

		December 31, 2023				December 31, 2024				December 31, 2024
		RMB				RMB				USD
Central processing algorithm services			410,520,259				1,267,134,187				176,274,857
Total assets			410,520,259				1,267,134,187				176,274,857

Schedule of disaggregation

Schedule of disaggregation
		For the year ended December 31, 2022				For the year ended December 31, 2023				For the year ended December 31, 2024				For the year ended December 31, 2024
		RMB				RMB				RMB				USD
Mainland PRC revenues			448,978,186				540,294,309				414,763,523				57,699,003
Hong Kong revenues			-				29,612,277				126,723,897				17,628,945
International revenues			137,081,907				10,109,828				-				-
Total revenues			586,060,092				580,016,414				541,487,420				75,327,948

X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-5

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Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-Publisher FASB
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