EX - 22.1 Subsidiaries of the Registrant Jurisdiction of Name Incorporation ---- --------------- Bel Fuse Limited ............................................... Hong Kong Bel Fuse Macau LDA ............................................. Macau Bel Delaware LLC ............................................... Delaware Bel Fuse Europe Ltd. ........................................... United Kingdom Bel Magnetics Ltd. ............................................. Texas Bel Fuse America Inc. .......................................... Delaware Bel Fuse Delaware Inc. ......................................... Delaware Bel Fuse California Inc. ....................................... Delaware Bel Ventures Inc. .............................................. Delaware Bel Power Products Inc. ........................................ Delaware Bel Power (Hangzhou) Co. Ltd. .................................. China