Company: YDDL
Filing Date: 2025-10-09
Form Type: 424B4
Source: 0001213900-25-097758
Chunk: 171

Company: One & one Green Technologies. INC
Filing Date: 2025-10-09
Form: 424B4
Chunk 171
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 or other parties’ financial condition, generally without requiring collateral or other security. In order to minimize the credit risk, the Company delegated a team responsible for credit approvals and other monitoring procedures to ensure that follow -upaction is taken to recover overdue debts. Further, the Company reviews the recoverable amount of each individual receivable at each balance sheet date to ensure that adequate allowances are made for doubtful accounts. In this regard, the Company considers that the Company’s credit risk for accounts receivable is significantly reduced. Concentration of customers consist of the following:

|            |     |        Year Ended 
 December 31, 2024 |             |     |       |          |     |        Year Ended 
 December 31, 2023 |             |     |       |   |
|:-----------|:----|------------------:|:------------|:----|------:|:---------|:----|------------------:|:------------|:----|------:|:--|
| Revenues   |     |                   | Receivables |     |       | Revenues |     |                   | Receivables |     |       |   |
| Customer A |     |             22.23 | %           |     | 13.11 | %        |     |             52.41 | %           |     |     — | % |
| Customer B |     |             56.37 | %           |     | 86.96 | %        |     |             21.42 | %           |     | 32.65 | % |
| Customer C |     |             17.43 | %           |     |     — | %        |     |                 — | %           |     | 62.31 | % |

For the year ended December31, 2024, Customer A, Customer B, and Customer C accounted for 22.23%, 56.37% and 17.43% of the Company’s revenues, respectively. As of December31, 2024, customer A and Customer B accounted for 13.11% and 86.96% of the Company’s accounts receivable. For the year ended December 31, 2023, customer A and customer B accounted for 52.41% and 21.42% of the Company’s revenues, respectively. As of December 31, 2023, customer B, and customer C accounted for 32.65%, and 62.31% of the Company