Quartz

Quartz

Quartz Crystal Business History

SII’s Quartz Crystal products manufactured in Japan and Singapore are used in a wide variety of consumer and industrial products, and are recognized globally for their high quality.

History

Apr. 1956
 “Tochigi Koseki Kojo” was established in Hinode-cho, Tochigi City as a specialized factory manufacturing wristwatch bearing jewels.
Apr. 1962
New factory was built in Hirai-cho, Tochigi City.
Apr. 1963
New factory began to assemble mechanical watches.
Apr. 1968
Company name was officially changed to “Tochigi Koseki”
Oct. 1973
Received Minister of Labor Prize for Effort for improvement of labor health environment.
Apr. 1975

From Tochigi Labor Bureau certified as a company promoting “good work good home” declaration.

Apr. 1976
Started mass produciton of quartz crystal unit for quartz wristwatches.
Jul. 1980
Received Minister of Labor Progress Prize for workplace safety control.
Apr. 1985
Tochigi Koseki and Sendai Precision Materials Laboratory merged into
Seiko Electronic Components Co., Ltd.
Oct. 1987

Asian Electronic Technology Pte. Ltd. (AET) was established in Singapore as an overseas facility for quartz crystal unit assembly.

Mar. 1992
 Abolished the use of CFCs for global environmental protection.
Nov. 1994

From Tochigi Labor Bureau certified as a company promoting “good work good home” declaration.

Mar. 1996
Obtained ISO9001.
Feb. 1998

Obtained ISO14001.

Mar. 2002
Obtained QS9000.
Oct. 2003
Received Tochigi Labor Department’s Director Bureau Prize for Encouragement for safety and health activities.
Feb. 2006
Received the Kanto Bureau of Economy, Trade and Industry’s Excellent Energy Conservation Factory, Director General Prize.
Mar. 2013
TS16949 Certified.
Apr. 2013
The Tochigi unit of SII crystal division is split as ” SII Crystal Technology Inc.”.
Oct. 2016
 Received “Excellence Award” from the National THP Promotion Council.
Jan. 2017
From Tochigi Labor Bureau certified as a company promoting “good work good home” declaration.