v3.26.3
Convertible Redeemable Preferred Shares (Details) - CNY (¥)
 6 Months Ended 12 Months Ended
Aug. 10, 2021
Jun. 30, 2026
Dec. 31, 2025
Dec. 19, 2024
Dec. 31, 2021
Dec. 31, 2020
Aug. 10, 2018
Jul. 13, 2018
Jun. 08, 2018
Sep. 01, 2017
Dec. 29, 2016
Sep. 25, 2016
Oct. 26, 2015
Convertible Redeemable Preferred Shares [Line Items]                          
Payables amount (in Yuan Renminbi)         ¥ 6,500,000 ¥ 214,500,000              
Percentage of compound interest rate   25.00%                      
Mezzanine equity                      
Guangdong Qicheng Youth Venture Capital Partnership [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       238,095                  
Shanghai Jinglin Jinghui Equity Investment Center [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                     228,652    
Shanghai Jinglin [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               317,460          
Series B-1 and B-2 Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Aggregate shares               2,460,315          
Series Pre-A Convertible Redeemable Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Per share amount (in Yuan Renminbi per share)       ¥ 42                  
Cash consideration (in Yuan Renminbi)       ¥ 114,333,273                  
Series Pre-A Convertible Redeemable Preferred Shares [Member] | Dazinuojin Enterprise Management Consulting Co [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       817,460                  
Series Pre-A Convertible Redeemable Preferred Shares [Member] | Jiangsu Gaotou Bangsheng Venture Capital Partnership [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       697,620                  
Series Pre-A Convertible Redeemable Preferred Shares [Member] | Nanjing Bangsheng Juyuan Venture Capital Partnership [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       16,666                  
Series Pre-A Convertible Redeemable Preferred Shares [Member] | Shanghai Guohong Kaiyuan Investment Center [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       595,238                  
Series Pre-A Convertible Redeemable Preferred Shares [Member] | Shanghai Chuangye Jieli Taili Venture Capital Center [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       119,048                  
Series Pre-A Convertible Redeemable Preferred Shares [Member] | Grand Yangtze Hongtao Capital [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares       238,095                  
Series Pre-A Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Aggregate shares       2,722,222                  
Series A Convertible Redeemable Preferred Shares [Member] | Dan Hong (H.K.) Technology Limited [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                         2,957,613
Series A Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Per share amount (in Yuan Renminbi per share)                         ¥ 63
Cash consideration (in Yuan Renminbi)                         ¥ 186,300,000
Series B-1 Convertible Redeemable Preferred Shares [Member] | Shanghai Zhongwei Anjian Venture Capital Investment LLP [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                       911,178  
Series B-1 Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Per share amount (in Yuan Renminbi per share)                       ¥ 63  
Cash consideration (in Yuan Renminbi)                       ¥ 50,000,000  
Series B-2 Convertible Redeemable Preferred Shares [Member] | Beijing HongShan Enterprise Information Management Consulting Center [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                     571,630    
Series B-2 Convertible Redeemable Preferred Shares [Member] | Guangdong Ginkgo Guangbo Venture Capital Partnership [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                     228,652    
Series B-2 Convertible Redeemable Preferred Shares [Member] | Shenzhen Sharing Precision Medical Investment Partnership [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                     171,489    
Series B-2 Convertible Redeemable Preferred Shares [Member] | Zhuhai Huajin Chuangying No.1 Equity Investment Fund Partnership [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                     114,326    
Series B-2 Convertible Redeemable Preferred Shares [Member] | Alps Innovation Limited [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                     457,304    
Series B-2 Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Aggregate shares               688,262     1,772,053    
Series B-2 Preferred Shares [Member] | Beijing HongShan [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               222,020          
Series B-2 Preferred Shares [Member] | Guangdong Ginkgo [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               88,808          
Series B-2 Preferred Shares [Member] | Shanghai Jinglin [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               88,808          
Series B-2 Preferred Shares [Member] | Shenzhen Sharing [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               66,606          
Series B-2 Preferred Shares [Member] | Zhuhai Huajin [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               44,404          
Series B-2 Preferred Shares [Member] | Alps Innovation [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               177,616          
Cumulative Series B-2 Preferred Shares [Member] | Beijing HongShan [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               793,650          
Cumulative Series B-2 Preferred Shares [Member] | Guangdong Ginkgo [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               317,460          
Cumulative Series B-2 Preferred Shares [Member] | Shenzhen Sharing [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               238,095          
Cumulative Series B-2 Preferred Shares [Member] | Zhuhai Huajin [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               158,730          
Cumulative Series B-2 Preferred Shares [Member] | Alps Innovation [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Additional shares               634,920          
Series B-1 and B-2 Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Per share amount (in Yuan Renminbi per share)               ¥ 63          
Cash consideration (in Yuan Renminbi)               ¥ 155,000,000          
Series B-3 Convertible Redeemable Preferred Shares [Member] | Neijiang Yunrui Investment Partnership (Limited Partnership) [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                   228,786      
Per share amount (in Yuan Renminbi per share)                   ¥ 87.4      
Cash consideration (in Yuan Renminbi)                   ¥ 20,000,000      
Series B-4 Convertible Redeemable Preferred Shares [Member] | Beijing Gaotejia Technology Partnership (Limited Partnership) [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares                 1,358,995        
Series B-4 Convertible Redeemable Preferred Shares [Member] | General Technology Group Investment Management Co. [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares             452,998            
Series B-4 Convertible Redeemable Preferred Shares [Member] | Nova Compass Investment Limited [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Subscription shares 1,958,119                        
Series B-4 Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Aggregate shares             1,811,993            
Per share amount (in Yuan Renminbi per share) ¥ 112.9           ¥ 110.4            
Cash consideration (in Yuan Renminbi) ¥ 221,040,859           ¥ 200,000,000            
Obligation incurred (in Yuan Renminbi) ¥ 221,000,000                        
Series Pre-A and A Preferred Share [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Percentage of issue price   100.00%                      
Percentage of simple interest   12.00%                      
Series B-1, B-2, B-3 and B-4 Preferred Share [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Percentage of issue price   100.00%                      
Percentage of simple interest   10.00%                      
Percentage of compound interest rate   8.00%                      
Mr. Shi [Member] | Series B-4 Preferred Shares [Member]                          
Convertible Redeemable Preferred Shares [Line Items]                          
Ownership percentage 100.00%