Note 1 - Nature of business and organization (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Proceeds from issuance of shares pursuant to exercise of over-allotment | $ 413,940 | $ 413,940 | $ 0 |
| Common Class A | |||
| Share issuance upon initial public offering ('IPO') | 1,250,000 | 1,250,000 | |
| Share issuance pursuant to exercise of over-allotment | 103,485 | 103,485 | |
| Proceeds from issuance of shares pursuant to exercise of over-allotment | $ 10 | ||
| Tungray Singapore Pte. Ltd | |||
| Equity Method Investment, Ownership Percentage | 10000.00% | ||
| Tung Resource Pte Ltd | |||
| Equity Method Investment, Ownership Percentage | 10000.00% | ||
| Qingdao Tungray Intelligent Technology Co., Ltd | |||
| Equity Method Investment, Ownership Percentage | 10000.00% | ||