October, 1973

Established Taiwan Factory

September, 1974

First Production of Metal Oxide Film Resistor

June, 1997

Established Factory site in China (Shenzhen)

October,1997

Achieved ISO9000 License for Taiwan Factory

January, 1998

The Production of High Voltage Metal Glaze Resistor

March, 1999

Achieved ISO9000 License for China Factory (Shenzhen)

November,1999

Established resistive film coating plant in Sha-Jin, Shenzhen (China)

August, 2002

Achieved ISO 9001：2000 Correcting License for Taiwan Factory

January, 2003

Achieved ISO 9001：2000 Correcting License for China Factory (Shenzhen)

January, 2003

Guide Lead-Free products

April, 2003

Achieved SONY green environmental License for Taiwan Factory

September, 2003

Established Factory site in China (Su-Zhou)

August, 2004

Achieved ISO 9001：2000 Correcting License for China Factory (Su-Zhou)

December, 2005

Achieved ISO 14001：2004 License for China Factory (Shenzhen)

March, 2006

Achieved ISO 14001：2004 License for China Factory (Su-Zhou)

August, 2008

Guide Halogen-Free products