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Organization and Business Background - Schedule of Subsidiaries and Variable Interest Entities (Details) | 9 Months Ended
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Sep. 30, 2025
Dongfang Holding [Member] |  |
Subsidiary: |  |
Date of Incorporation or Establishment | Nov. 13, 2006 |
Place of Incorporation or Establishment | BVI |
Percentage of Ownership | 100.00% |
Principal Activity | Inactive investment holding |
Shengde Holdings [Member] |  |
Subsidiary: |  |
Date of Incorporation or Establishment | Feb. 25, 2009 |
Place of Incorporation or Establishment | State of Nevada |
Percentage of Ownership | 100.00% |
Principal Activity | Investment holding |
Baoding Shengde [Member] |  |
Subsidiary: |  |
Date of Incorporation or Establishment | Jun. 01, 2009 |
Place of Incorporation or Establishment | PRC |
Percentage of Ownership | 100.00% |
Principal Activity | Paper production and distribution |
Qianrong [Member] |  |
Subsidiary: |  |
Date of Incorporation or Establishment | Jul. 15, 2021 |
Place of Incorporation or Establishment | PRC |
Percentage of Ownership | 100.00% |
Principal Activity | New material technology service |
Dongfang Paper [Member] |  |
Variable interest entity (“VIE”): |  |
Date of Incorporation or Establishment | Mar. 10, 1996 |
Place of Incorporation or Establishment | PRC |
Percentage of Ownership | Control* | [1]
Principal Activity | Paper production and distribution |
Tengsheng Paper [Member] |  |
Variable interest entity (“VIE”): |  |
Date of Incorporation or Establishment | Apr. 07, 2011 |
Place of Incorporation or Establishment | PRC |
Percentage of Ownership | Control** | [2]
Principal Activity | Paper production and distribution |
[1] | Dongfang Paper is treated as a 100% controlled variable interest entity of the Company.
[2] | Tengsheng Paper is 100% subsidiary of Dongfang Paper.

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