4. Lot Number

The lot number is composed of the following characters;

HBTS○□□◎◎ ◇◇◇

○

– Year ( 3 for 2003, 4 for 2004, 5 for 2005 )

□□

– Month ( 01 for Jan., 02 for Feb.,‥‥‥11 for Nov., 12 for Dec.)

◎◎

– Day ( 01, 02, 03, 04, ‥‥‥‥‥‥28, 29, 30, 31.)

◇◇◇

– Number of Tray ( 001, 002, 003, 004, 005, 006, ‥‥‥‥‥‥.)

SEOUL SEMICONDUCTOR CO,. LTD.

148-29 Kasan-Dong, Keumchun-Gu, Seoul, Korea

TEL: 82-2-3281-6269 FAX: 82-2-858-5537

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SSC-HBTS901

SSC-QP-0401-06