v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) - USD ($)
Sep. 30, 2025
Mar. 31, 2025
Mar. 31, 2024
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Non-controlling interest $ 5,931,032 $ 6,087,019 $ 6,365,433
Shanghai [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 33,576 $ 65,652 234,941
Beijing [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 910,063 $ 867,501 771,142
Qinghai [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 162,523 $ 193,753 235,710
Harbin [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 374,624 $ 436,332 463,615
Zhengzhou [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 245,742 $ 277,424 361,825
Chengdu [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 279,492 $ 268,966 260,054
Guangzhou [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 328,754 $ 310,888 279,086
Changchun [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 252,742 $ 275,496 331,372
Hefei [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 189,983 $ 278,903 262,357
Hangzhou [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 421,623 $ 437,487 448,796
Tianjin [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 534,253 $ 477,013 401,220
Shenzhen [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 97,650 $ 122,690 147,123
Qingdao [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 93,365 $ 93,626 95,005
Kunming [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 798,503 $ 740,138 649,401
Xi’an [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 170,986 $ 174,271 260,115
Shijiazhuang [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 641,522 $ 652,868 601,817
Ningbo [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 191,982 $ 192,754 180,341
Chongqing [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 131,265 $ 156,366 166,827
Changyun [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 47,005 $ 48,995 [1] 214,686
Nanjing [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent)   45.00%  
Non-controlling interest   $ 0 0
Suzhou [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 14,778 $ 10,800 0
Changzhou [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 3,503 $ 5,096 0
Zibo [Member]      
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Non-Controlling Interest Equity (Details) [Line Items]      
Ownership by non controlling owners (as a percent) 45.00% 45.00%  
Non-controlling interest $ 7,098 $ 0 $ 0
[1] On March 17, 2023, the shareholders of the Changyun approved a reduction of its registered capital from RMB5.0 million ($699,007) to RMB1.0 million ($139,801). RMB704,000 ($98,220) of capital contribution was returned to the NCI during the year ended March 31, 2024 and the remaining of RMB1,096,000 ($179,185) of capital contribution was fully returned to the NCI during the year ended March 31, 2025.