v3.25.1
Income Taxes (Tables)
12 Months Ended
Dec. 31, 2024
Income Tax Disclosure [Abstract]  
Income Before Income Taxes for Cayman and Non-Cayman Entities
The income before taxes for Cayman and
Non-Cayman
entities is as follows:
 
    
Year Ended December 31
 
    
2022
    
2023
    
2024
 
    
US$
    
US$
    
US$
 
Cayman
     (39,449      (17,082      (5,305
Non-Cayman
     252,027        78,130        112,714  
  
 
 
    
 
 
    
 
 
 
Income before taxes
     212,578        61,048        107,409  
  
 
 
    
 
 
    
 
 
 
                      
Components of Income Tax Expense
The components of income tax provision (benefit) were as follows:
 
    
Year Ended December 31
 
    
2022
   
2023
   
2024
 
    
US$
   
US$
   
US$
 
Current
     42,594       7,747       18,582  
Deferred
     (2,526     428       (422
  
 
 
   
 
 
   
 
 
 
Income tax expense
     40,068       8,175       18,160  
  
 
 
   
 
 
   
 
 
 
Effective tax rate
     18.8     13.4     16.9
Reconciliation of Income Tax Expense on Pretax Income at Statutory Rate and Income Tax Expense A reconciliation of its income tax expense at the statutory rate and provision for income tax is shown below:
 
    
Year Ended December 31
 
    
2022
   
2023
   
2024
 
    
US$
   
US$
   
US$
 
Tax expense at Cayman statutory rate
     —        —        —   
Differences between Cayman and other statutory tax rates
     38,696       9,979       16,107  
Permanent differences
     (3,377     206       365  
Temporary differences
     (1,091     (1,614     (2,703
Alternative minimum tax
     1       1       1  
Income tax on undistributed earnings
     1,874       —        193  
Net changes in income tax credit
     (38     (205     (101
Net changes in valuation allowance of deferred income tax assets
     (302     3,260       5,014  
Net operating loss carryforwards
     1,668       (1,805     497  
Liabilities related to unrealized tax benefits
     11,036       5,482       (42
Adjustment of prior years’ taxes and others
     (8,399     (7,129     (1,171
  
 
 
   
 
 
   
 
 
 
Income tax expense
     40,068       8,175       18,160  
  
 
 
   
 
 
   
 
 
 
Deferred Income Tax Assets (Liabilities)
Significant components of our deferred tax assets (liabilities) at the end of each period are as follows:
 
    
December 31
 
    
2023
    
2024
 
    
US$
    
US$
 
Stock-based compensation
     1,430        1,520  
Allowance for sales return
     392        1,024  
Inventory reserve
     2,983        3,122  
Foreign currency translation
     (35      (126
Property and equipment
     (1,076      (628
Investment tax credits
     3,495        3,596  
Net operating loss carryforwards
     21,332        21,607  
Others
     3,055        6,563  
Valuation allowance
     (23,120      (27,800
  
 
 
    
 
 
 
Net deferred tax assets
     8,456        8,878  
  
 
 
    
 
 
 
Reconciliation of Unrecognized Tax Benefits
A reconciliation of the beginning and ending balances of the total amounts of unrecognized tax benefits is as follows:
 
    
Year Ended December 31
 
    
2022
   
2023
   
2024
 
    
US$
   
US$
   
US$
 
Balance, beginning of year
     26,317       37,105       43,764  
Increases in tax positions taken in current year
     13,705       16,054       4,376  
Decrease in tax position taken in prior year primarily related to the resolution of tax audit
     (2,917     (9,395     (4,556
  
 
 
   
 
 
   
 
 
 
Balance, end of year
     37,105       43,764       43,584  
  
 
 
   
 
 
   
 
 
 
Summary of Major Jurisdictions and Tax Year Subject to Examination by Tax Authorities
The Company files income tax returns in the U.S. and foreign jurisdictions. The following table summarizes the Company’s major jurisdictions and tax years that remain subject to examination by tax authorities as of December 31, 2024:
 
Tax Jurisdiction
  
Tax Years
China
  
2021 and onward
Hong Kong
  
2021 and onward
Taiwan
  
2019 and onward
United States
  
2019 onward