EX-21.1 2 a2206476zex-21_1.htm EX-21.1
QuickLinks -- Click here to rapidly navigate through this document


Exhibit 21.1

List of Subsidiaries

Name
  Jurisdiction of
Incorporation
  Percentage of
Our Ownership
Interest
 

Majority-Owned Subsidiaries:

           

SemiLEDs Optoelectronics Co., Ltd. 

  Taiwan     100 %

Helios Crew Corporation

  Delaware     100 %

Silicon Base Development, Inc. 

  Taiwan     100 %

SemiLEDs International Corporation Ltd. 

  Hong Kong     100 %

Ning Xiang Technology Co., Ltd. 

  Taiwan     51 %

Xuhe Guangdian Co., Ltd. 

  China     100 %

Unconsolidated Joint Venture Entities:

           

SILQ (Malaysia) Sdn. Bhd. 

  Malaysia     50 %

Xurui Guangdian Co. Ltd. 

  China     49 %

SS Optoelectronics Co., Ltd. (inactive)

  Taiwan     49 %



QuickLinks

List of Subsidiaries