v3.26.1
Commitments and contingencies (Tables)
 12 Months Ended
Dec. 31, 2025
Commitments and Contingencies Disclosure [Abstract]  
Schedule of future minimum purchase commitments Total purchase obligations contracted but not yet reflected in the consolidated financial statements as of December 31, 2025 were as follows:
TotalLess than
one year		1-2 Years2-3 Years3-5 YearsOver 5
Years
US$US$US$US$US$US$
Purchase commitments45,351 45,351 — — — — 
Schedule of future minimum capital commitments
Total capital expenditures contracted but not yet reflected in the consolidated financial statements as of December 31, 2025 were as follows:
TotalLess than
one year		1-2 Years2-3 Years3-5 YearsOver 5 Years
US$US$US$US$US$US$
Capital commitments2,601 2,601 — — — — 


Commitments to purchase equity securities

TotalLess than
one year		1-2 Years2-3 Years3-5 YearsOver 5 Years
US$US$US$US$US$US$
Commitments to purchase equity securities6,000 6,000 — — — —