v3.26.3
Organization - Schedule of Quantitative Metrics of the VIE (Details)
¥ in Thousands, $ in Thousands
 6 Months Ended
Jun. 30, 2026
CNY (¥)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
CNY (¥)
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents ¥ 26,047     $ 3,839 ¥ 64,269
Other current assets 8,673     1,278 9,019
Total assets 187,198     27,590 192,261
Non-current liabilities 2,698     398 3,631
Total liabilities 84,151     12,402 82,479
Total shareholders’ equity (deficit) 77,916     11,484 83,865
Total liabilities and shareholders’ equity (deficit) 187,198     27,590 ¥ 192,261
Net revenues 142,095 $ 20,942 ¥ 208,502    
Gross (loss) profit 27,832 4,102 30,973    
Total operating expenses 42,333 6,239 54,879    
Net (loss) income (9,730) (1,432) (21,294)    
Total comprehensive (loss) income (12,618) (1,858) (20,209)    
Net cash provided by (used in) operating activities (2,741) (403) 14,217    
Net cash provided by (used in) investing activities (27,634) (4,074) (55,949)    
Net cash provided by (used in) financing activities (5,060) (745) 3,531    
Effect of exchange rate changes (2,787) (411) 770    
Parent company [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents 6,474   10,321    
Other current assets      
Intercompany receivable from subsidiaries 178,368   189,385    
Intercompany receivable from WFOE 55,865   55,876    
Investment in WFOE      
Investment in subsidiaries 1,822   917    
Other non-current assets 10,002   11,795    
Total assets 252,531   268,294    
Other current liabilities   9,256    
Intercompany payables to parent company 8,801      
Non-current liabilities      
Total liabilities 8,801   9,256    
Total shareholders’ equity (deficit) 243,730   259,038    
Total liabilities and shareholders’ equity (deficit) 252,531   268,294    
Net revenues      
Gross (loss) profit (187)   (298)    
Total operating expenses 8,605   5,877    
Net (loss) income (7,547)   (7,781)    
Total comprehensive (loss) income (15,404)   (8,155)    
Net cash provided by (used in) operating activities 7,293   (2,856)    
Net cash provided by (used in) investing activities   (917)    
Net cash provided by (used in) financing activities 50   3,041    
Effect of exchange rate changes (8,418)   59    
WFOE (“Shanghai Mihe”) [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents 368   962    
Other current assets 41   178    
Intercompany receivable from subsidiaries 12,071      
Intercompany receivable from WFOE      
Investment in WFOE      
Investment in subsidiaries      
Other non-current assets   18    
Total assets 12,480   1,158    
Other current liabilities 284   6,226    
Intercompany payables to parent company 35,589   55,874    
Non-current liabilities      
Total liabilities 35,873   62,100    
Total shareholders’ equity (deficit) (23,393)   (60,942)    
Total liabilities and shareholders’ equity (deficit) 12,480   1,158    
Net revenues 1,732   942    
Gross (loss) profit 308   175    
Total operating expenses 1,300   1,968    
Net (loss) income (927)   (1,653)    
Total comprehensive (loss) income (927)   (1,653)    
Net cash provided by (used in) operating activities (7,628)   284    
Net cash provided by (used in) investing activities 10,104      
Net cash provided by (used in) financing activities (1,019)      
Effect of exchange rate changes (2,243)      
Subsidiaries [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents 900   21,291    
Other current assets 39   6,068    
Intercompany receivable from subsidiaries 5,730      
Intercompany receivable from WFOE 18,497      
Investment in WFOE 149,840   157,599    
Investment in subsidiaries      
Other non-current assets      
Total assets 175,006   184,958    
Other current liabilities 138   111    
Intercompany payables to parent company 178,367   187,751    
Non-current liabilities      
Total liabilities 178,505   187,862    
Total shareholders’ equity (deficit) (3,499)   (2,904)    
Total liabilities and shareholders’ equity (deficit) 175,006   184,958    
Net revenues 17   185    
Gross (loss) profit 17   184    
Total operating expenses 1,050   1,752    
Net (loss) income 39   (1,415)    
Total comprehensive (loss) income 5,008   44    
Net cash provided by (used in) operating activities (8,230)   (748)    
Net cash provided by (used in) investing activities      
Net cash provided by (used in) financing activities 919   917    
Effect of exchange rate changes 7,874   (639)    
Shanghai Jinxin and its Subsidiaries (the VIEs) [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents 18,305   22,581    
Other current assets 95,872   101,315    
Intercompany receivable from subsidiaries      
Intercompany receivable from WFOE 3,083      
Investment in WFOE      
Investment in subsidiaries      
Other non-current assets 55,197   84,693    
Total assets 172,457   208,589    
Other current liabilities 81,031   88,057    
Intercompany payables to parent company 12,071      
Non-current liabilities 2,698   3,407    
Total liabilities 95,800   91,464    
Total shareholders’ equity (deficit) 76,657   117,125    
Total liabilities and shareholders’ equity (deficit) 172,457   208,589    
Net revenues 140,346   207,375    
Gross (loss) profit 27,694   30,912    
Total operating expenses 31,378   45,282    
Net (loss) income (2,081)   (10,227)    
Total comprehensive (loss) income (2,081)   (10,227)    
Net cash provided by (used in) operating activities 5,824   18,887    
Net cash provided by (used in) investing activities (37,738)   (55,949)    
Net cash provided by (used in) financing activities (5,010)   490    
Effect of exchange rate changes      
Elimination of Intercompany Balances [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents      
Other current assets   (15,111)    
Intercompany receivable from subsidiaries (196,169)   (189,385)    
Intercompany receivable from WFOE (77,445)   (55,876)    
Investment in WFOE (149,840)   (157,599)    
Investment in subsidiaries (1,822)   (917)    
Other non-current assets      
Total assets (425,276)   (418,888)    
Other current liabilities   (15,111)    
Intercompany payables to parent company (234,828)   (243,625)    
Non-current liabilities      
Total liabilities (234,828)   (258,736)    
Total shareholders’ equity (deficit) (190,448)   (160,152)    
Total liabilities and shareholders’ equity (deficit) (425,276)   (418,888)    
Net revenues      
Gross (loss) profit      
Total operating expenses      
Net (loss) income      
Total comprehensive (loss) income      
Net cash provided by (used in) operating activities   (1,350)    
Net cash provided by (used in) investing activities   917    
Net cash provided by (used in) financing activities   (917)    
Effect of exchange rate changes   1,350    
Consolidated Financials [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents 26,047   55,155 3,839  
Other current assets 95,952   92,450 14,142  
Intercompany receivable from subsidiaries    
Intercompany receivable from WFOE    
Investment in WFOE    
Investment in subsidiaries    
Other non-current assets 65,199   96,506 9,609  
Total assets 187,198   244,111 27,590  
Other current liabilities 81,453   88,539 12,004  
Intercompany payables to parent company    
Non-current liabilities 2,698   3,407 398  
Total liabilities 84,151   91,946 12,402  
Total shareholders’ equity (deficit) 103,047   152,165 15,188  
Total liabilities and shareholders’ equity (deficit) 187,198   244,111 $ 27,590  
Net revenues 142,095 20,942 208,502    
Gross (loss) profit 27,832 4,102 30,973    
Total operating expenses 42,333 6,239 54,879    
Net (loss) income (10,516) (1,548) (21,076)    
Total comprehensive (loss) income (13,404) (1,974) (19,991)    
Net cash provided by (used in) operating activities (2,741) (404) 14,217    
Net cash provided by (used in) investing activities (27,634) (4,074) (55,949)    
Net cash provided by (used in) financing activities (5,060) (745) 3,531    
Effect of exchange rate changes ¥ (2,787) $ (411) ¥ 770    
% of the Consolidated Financials [Member]          
Schedule of Quantitative Metrics of the VIE [Line Items]          
Cash and cash equivalents 70.00%   41.00% 70.00%  
Other current assets 100.00%   110.00% 100.00%  
Intercompany receivable from subsidiaries    
Intercompany receivable from WFOE    
Investment in WFOE    
Investment in subsidiaries    
Other non-current assets 85.00%   88.00% 85.00%  
Total assets 92.00%   85.00% 92.00%  
Other current liabilities 99.00%   99.00% 99.00%  
Intercompany payables to parent company    
Non-current liabilities 100.00%   100.00% 100.00%  
Total liabilities 114.00%   99.00% 114.00%  
Total shareholders’ equity (deficit) 74.00%   77.00% 74.00%  
Total liabilities and shareholders’ equity (deficit) 92.00%   85.00% 92.00%  
Revenues 99.00%   99.00% 99.00%  
Gross (loss) profit 100.00%   100.00% 100.00%  
Total operating expenses 74.00%   83.00% 74.00%  
Net (loss) income 20.00%   49.00% 20.00%  
Total comprehensive (loss) income 16.00%   51.00% 16.00%  
Net cash provided by (used in) operating activities (212.00%)   133.00% (212.00%)  
Net cash provided by (used in) investing activities 137.00%   100.00% 137.00%  
Net cash provided by (used in) financing activities 9900.00%   14.00% 9900.00%  
Effect of Exchange rate on cash 0.00%   0.00%