v3.26.1
Bank Borrowings - Schedule of Short-Term Bank Borrowings (Details)
 12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Schedule of Short-Term Bank Borrowings [Line Items]        
Amount RMB $ 8,987,430 $ 7,945,966 ¥ 62,850,000 ¥ 58,000,000
Amount US$ $ 8,987,430 $ 7,945,966 ¥ 62,850,000 ¥ 58,000,000
Jiangsu Huadong [Member] | Jiangsu Yangzhou Rural Commercial Bank [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.46% 3.30% 2.46% 3.30%
Issuance Date Jan. 14, 2025 Feb. 01, 2024    
Expiration Date Jan. 12, 2026 [1] Jan. 31, 2025    
Amount RMB $ 1,429,981 $ 684,997 ¥ 10,000,000 ¥ 5,000,000
Amount US$ $ 1,429,981 $ 684,997 ¥ 10,000,000 ¥ 5,000,000
Jiangsu Huadong [Member] | Bank of China [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.40% 2.42% 2.40% 2.42%
Issuance Date Mar. 05, 2025 Mar. 11, 2024    
Expiration Date May 04, 2026 [2] Mar. 10, 2025    
Amount RMB $ 707,841 $ 684,997 ¥ 4,950,000 ¥ 5,000,000
Amount US$ $ 707,841 $ 684,997 ¥ 4,950,000 ¥ 5,000,000
Jiangsu Huadong [Member] | Bank of Communications [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.25%   2.25%  
Issuance Date Jun. 18, 2025      
Expiration Date [2] Jun. 18, 2026      
Amount RMB $ 142,998   ¥ 1,000,000  
Amount US$ $ 142,998   ¥ 1,000,000  
Jiangsu Huadong [Member] | Bank of Communications [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.25%   2.25%  
Issuance Date Jun. 24, 2025      
Expiration Date [2] Jun. 24, 2026      
Amount RMB $ 571,992   ¥ 4,000,000  
Amount US$ $ 571,992   ¥ 4,000,000  
Jiangsu Huadong [Member] | China Everbright Bank [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.25%   2.25%  
Issuance Date May 22, 2025      
Expiration Date Nov. 22, 2026      
Amount RMB $ 700,691   ¥ 4,900,000  
Amount US$ $ 700,691   ¥ 4,900,000  
Jiangsu Huadong [Member] | Bank of Communications [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate   2.55%   2.55%
Issuance Date   Apr. 23, 2024    
Expiration Date   Apr. 23, 2025    
Amount RMB   $ 1,232,995   ¥ 9,000,000
Amount US$   $ 1,232,995   ¥ 9,000,000
Jiangsu Huadong [Member] | Bank of Jiangsu [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate   2.60%   2.60%
Issuance Date   Dec. 23, 2024    
Expiration Date   Dec. 15, 2025    
Amount RMB   $ 1,369,994   ¥ 10,000,000
Amount US$   $ 1,369,994   ¥ 10,000,000
Yangzhou Huada [Member] | CITIC Bank [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.30% 2.70% 2.30% 2.70%
Issuance Date Sep. 26, 2025 Sep. 26, 2024    
Expiration Date Sep. 26, 2026 Sep. 25, 2025    
Amount RMB $ 1,429,980 $ 684,997 ¥ 10,000,000 ¥ 5,000,000
Amount US$ $ 1,429,980 $ 684,997 ¥ 10,000,000 ¥ 5,000,000
Yangzhou Huada [Member] | Bank of Communications [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.50%   2.50%  
Issuance Date Mar. 20, 2025      
Expiration Date [2] Mar. 18, 2026      
Amount RMB $ 428,994   ¥ 3,000,000  
Amount US$ $ 428,994   ¥ 3,000,000  
Yangzhou Huada [Member] | China Minsheng Banking [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.20%   2.20%  
Issuance Date Jun. 30, 2025      
Expiration Date Jun. 30, 2026      
Amount RMB $ 714,990   ¥ 5,000,000  
Amount US$ $ 714,990   ¥ 5,000,000  
Yangzhou Huada [Member] | China Zhe Shang Bank [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.11%   2.11%  
Issuance Date Jun. 24, 2025      
Expiration Date [2] Jun. 24, 2026      
Amount RMB $ 714,990   ¥ 5,000,000  
Amount US$ $ 714,990   ¥ 5,000,000  
Yangzhou Huada [Member] | China Zhe Shang Bank [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.11%   2.11%  
Issuance Date Sep. 19, 2025      
Expiration Date Sep. 19, 2026      
Amount RMB $ 714,990   ¥ 5,000,000  
Amount US$ $ 714,990   ¥ 5,000,000  
Yangzhou Huada [Member] | CITIC Bank [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate   2.70%   2.70%
Issuance Date   Sep. 30, 2024    
Expiration Date   Sep. 25, 2025    
Amount RMB   $ 684,997   ¥ 5,000,000
Amount US$   $ 684,997   ¥ 5,000,000
Jiangsu Yada [Member] | Agricultural Bank of China [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate 2.35%   2.35%  
Issuance Date Apr. 14, 2025      
Expiration Date [2] Apr. 10, 2026      
Amount RMB $ 1,429,983   ¥ 10,000,000  
Amount US$ $ 1,429,983   ¥ 10,000,000  
Jiangsu Yada [Member] | Industrial and Commercial Bank of China [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate   3.45%   3.45%
Issuance Date   Feb. 22, 2024    
Expiration Date   Feb. 21, 2025    
Amount RMB   $ 1,232,995   ¥ 9,000,000
Amount US$   $ 1,232,995   ¥ 9,000,000
Jiangsu Yada [Member] | Agricultural Bank of China [Member]        
Schedule of Short-Term Bank Borrowings [Line Items]        
Rate   2.70%   2.70%
Issuance Date   Oct. 24, 2024    
Expiration Date   Oct. 23, 2025    
Amount RMB   $ 1,369,994   ¥ 10,000,000
Amount US$   $ 1,369,994   ¥ 10,000,000
[1] These loans were repaid upon maturity.
[2] These loans were repaid in full prior to their contractual maturity dates.