Fed.2002  ISO 9001-2000 were certificated by NSF .   (NSF-ISR NO.:0973-01).

Apr.2002   We had integrated many types of passive components into our product   line enabling us to offer our

                   clients unrivaled service.

Oct.2007   Start to prepare UL1434 certification for TA4/TJ/TS 

Feb.2008   TA4/TJ/TS series have passed UL1434 certification.              

May.2008  Halogen Free series start to product.