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Segment Reporting - Schedule of Financial Information for Reportable Segments (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Dongfang Paper [Member]          
Schedule of Financial Information for Reportable Segments [Line Items]          
Revenues $ 25,601,344 $ 25,044,376 $ 61,293,251 $ 58,083,990  
Gross profit 2,021,846 1,880,540 3,379,677 5,471,201  
Depreciation and amortization 1,370,450 985,358 4,091,060 2,867,941  
Gain on impairment of assets     (3,709)    
Gain from disposal and impairment of property, plant and equipment (3,709)        
Interest income 872 6,678 3,287 10,228  
Interest expense 80,615 90,058 233,413 269,958  
Income tax expense 306,362 345,710 307,199 762,480  
Net income 1,015,264 842,424 596,493 1,910,971  
Total Assets 57,685,296   57,685,296   $ 54,180,471
Tengsheng Paper [Member]          
Schedule of Financial Information for Reportable Segments [Line Items]          
Revenues 37,124 111,139  
Gross profit 37,124 110,876  
Depreciation and amortization 2,202,616 2,105,088 6,572,139 6,302,167  
Gain on impairment of assets        
Gain from disposal and impairment of property, plant and equipment        
Interest income 134 461 612 1,545  
Interest expense 4,440 94,557  
Income tax expense  
Net income (2,207,633) (2,555,935) (6,621,654) (6,790,051)  
Total Assets 111,136,543   111,136,543   116,390,854
Baoding Shengde [Member]          
Schedule of Financial Information for Reportable Segments [Line Items]          
Revenues  
Gross profit  
Depreciation and amortization 1,351 392,852 1,800 1,176,073  
Gain on impairment of assets        
Gain from disposal and impairment of property, plant and equipment        
Interest income 70 155 114 498  
Interest expense 66,854 73,252 183,656 217,620  
Income tax expense  
Net income (86,040) (90,348) (227,376) (227,256)  
Total Assets 5,322,848   5,322,848   6,020,713
Not Attributable to Segments [Member]          
Schedule of Financial Information for Reportable Segments [Line Items]          
Revenues  
Gross profit (283) (283)  
Depreciation and amortization  
Gain on impairment of assets        
Gain from disposal and impairment of property, plant and equipment        
Interest income 70 19 85 32  
Interest expense 3,233 3,680 10,451 11,136  
Income tax expense 45,991 36,793  
Net income (169,838) (170,087) (651,321) (691,893)  
Total Assets 1,553,505   1,553,505   954,748
Elimination of Inter-segment [Member]          
Schedule of Financial Information for Reportable Segments [Line Items]          
Revenues  
Gross profit  
Depreciation and amortization  
Gain on impairment of assets        
Gain from disposal and impairment of property, plant and equipment        
Interest income  
Interest expense  
Income tax expense  
Net income  
Total Assets    
Enterprise- wide, consolidated [Member]          
Schedule of Financial Information for Reportable Segments [Line Items]          
Revenues 25,601,344 25,081,500 61,293,251 58,195,129  
Gross profit 2,021,846 1,917,381 3,379,677 5,581,794  
Depreciation and amortization 3,574,417 3,483,298 10,664,999 10,346,181  
Gain on impairment of assets     (3,709)    
Gain from disposal and impairment of property, plant and equipment (3,709)        
Interest income 1,146 7,313 4,098 12,303  
Interest expense 150,702 171,430 427,520 593,271  
Income tax expense 306,362 345,710 353,190 799,273  
Net income (1,448,247) $ (1,973,946) (6,903,858) $ (5,798,229)  
Total Assets $ 175,698,192   $ 175,698,192   $ 177,546,786