EXHIBIT 21.1

Entity Name	Jurisdiction of Organization		% Ownership
LTX-Credence (Deutschland) GmbH		Germany		100
Wholly owned Subsidiaries:
atg-Luther & Maelzer GmbH		Germany		100
Multitest GmbH		Germany		100
atg-Luther & Maelzer Asia Ltd.		Taiwan		100
Multitest elektronische Systeme GmbH		Germany		100
LTX-Credence France S.A.S.		France		100
LTX-Credence Italia S.r.l		Italy		100
LTX Asia International, Inc.		Delaware		100
Wholly owned subsidiary:
LTX (Shanghai) Co., Ltd.		China		100
LTX-Credence Sdn BhD.		Malaysia		100
Wholly owned subsidiaries:
Multitest Electronic Systems (Philippines) Corporation		Philippines		100
Multitest Electronic Systems (Penang) Sdn. Bhd.		Malaysia		100
LTX LLC		Delaware		100
Multitest Electronic Systems Inc.		Delaware		100
Everett Charles Technologies LLC		Delaware		100
Credence Capital Corporation		California		100
Credence International Limited, Inc.		Delaware		100
Wholly owned subsidiary:
Credence Systems Korea Ltd.		South Korea		100
Credence International Ltd.		British Virgin Islands		100
Wholly owned subsidiaries:
Credence Malta Limited		Malta		100
LTX-Credence Singapore Pte Ltd.		Singapore		100
NPTest de Costa Rica SA.		Costa Rica		100
Test Solutions (Suzhou) Co., Ltd.		China		100
Everett Charles Technologies (Shenzhen) Limited		China		100
LTX-Credence Systems KK		Japan		100
Credence Semiconductor Test System (Shanghai) Co., Ltd		China		100
Xcerra (Thailand) Company Limited		Thailand		100
Credence Systems (M) Sdn BhD		Malaysia		100
Everett Charles Technologies Board Test Manufacturing Limited Company		Hungary		100
Credence Systems (UK) Limited		United Kingdom		100
LTX-Credence Armenia L.L.C.		Republic of Armenia		100
Everett Charles Technologies Mexico, S. de R.L. de C.V..		Mexico		100