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v3.25.1

Related Party Transactions (Details) |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 23, 2018 USD ($) | Dec. 31, 2015 USD ($) | Dec. 10, 2014 USD ($) | Jan. 01, 2013 | Dec. 31, 2019 USD ($) | Feb. 28, 2018 USD ($) | Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2016 USD ($) | Mar. 10, 2025 USD ($) | Dec. 28, 2024 USD ($) | Aug. 31, 2023 USD ($) | Aug. 31, 2023 CNY (¥) | Nov. 30, 2022 USD ($) | Nov. 30, 2022 CNY (¥) | Oct. 31, 2022 USD ($) | Oct. 31, 2022 CNY (¥) | Oct. 14, 2016 USD ($) | Jul. 13, 2015 USD ($) | Mar. 01, 2015 USD ($) | Mar. 01, 2015 CNY (¥)
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest paid |  |  |  |  |  |  | $ 191,465 |  | $ 191,193 |  |  |  |  |  |  |  |  |  |  |  |  |
Other payables and accrued liabilities |  |  |  |  |  |  | 11,823,467 |  | 11,545,990 |  |  |  |  |  |  |  |  |  |  |  |  |
Loan amount |  |  |  |  |  |  | 5,043,047 |  | 4,451,616 |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings amount |  |  |  |  |  |  |  |  | 2,225,808 |  | $ 208,966 | $ 69,655 |  |  |  |  |  |  |  |  |  |
Unsecured amount |  |  |  |  |  |  | 417,932 |  | 417,339 |  |  |  |  |  |  |  |  |  |  |  |  |
Loan term |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Due to shareholder |  |  |  |  |  |  | 10,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date |  |  |  | Dec. 31, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Zhengyong Liu [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repaid debt |  | $ 2,249,279 |  |  |  |  |  |  |  | $ 6,012,416 |  |  |  |  |  |  |  |  |  |  |  |
Interest paid |  | $ 391,374 |  |  | $ 94,636 | $ 20,400 | 41,793 |  | 41,734 | $ 288,596 |  |  |  |  |  |  |  |  |  |  |  |
Other payables and accrued liabilities |  |  |  |  |  |  | 357,100 |  | $ 356,594 |  |  |  |  |  |  |  |  |  |  |  |  |
Loan amount |  |  | $ 8,742,278 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate on loans |  |  | 4.35% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Due date |  |  | Dec. 10, 2017 |  |  | Jul. 12, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of related party loans |  |  |  |  |  | $ 1,507,432 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7,059,455 | ¥ 50,000,000 | $ 7,059,455 | ¥ 50,000,000 |  |  |  |
Loans repaid |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,235,673 | ¥ 30,000,000 |  |  |  |  |  |  |  |
Mr. Zhengyong Liu [Member] | Dongfang Paper [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest paid | $ 158,651 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Zhengyong Liu [Member] | Loan Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate |  |  |  |  |  |  |  |  | 4.35% |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Zhenyong Liu [Member] | Dongfang Paper [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of related party loans | $ 3,768,579 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Chief Executive Officer [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 17,201,342 | ¥ 120,000,000
Unsecured amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,883,091 | $ 4,324,636 |  |
Chief Executive Officer [Member] | Mr. Zhengyong Liu [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other payables and accrued liabilities |  |  |  |  |  |  | $ 305,033 |  | $ 304,600 |  |  |  |  |  |  |  |  |  |  |  |  |

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