| Schedule of convertible notes |
| | | | | | | | | | | | | Subsidiary | | 2025 | | ATW | | 2026 | | | | | Convertible Note | | Convertible Notes | | Convertible Note | | Convertible Note | | Total | | | US$ | | US$ | | US$ | | US$ | | US$ | Balance as of December 31, 2025 | | 62,439 | | 203,378 | | 10,787 | | — | | 276,604 | Issuance of convertible notes | | — | | — | | — | | 128,325 | | 128,325 | Interest paid | | (4,670) | | — | | (361) | | — | | (5,031) | Changes in fair values of convertible notes, excluding impact of instrument-specific credit risk | | 3,144 | | 3,125 | | (1,010) | | 572 | | 5,831 | Changes in fair values of convertible notes due to the instrument-specific credit risk | | (8,415) | | — | | 351 | | — | | (8,064) | Repayment | | — | | (128,325) | | — | | — | | (128,325) | Conversions to ordinary shares | | — | | — | | (2,236) | | — | | (2,236) | Foreign currency translation adjustment | | 1,943 | | — | | — | | — | | 1,943 | Balance as of June 30, 2026 | | 54,441 | | 78,178 | | 7,531 | | 128,897 | | 269,047 | Including: | | | | | | | | | | | – Current portion | | — | | 78,178 | | — | | 128,897 | | 207,075 | – Non-current portion | | 54,441 | | — | | 7,531 | | — | | 61,972 |
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