History
1966
 Company founded in Miyakojima-ku, Osaka, as a manufacturer of aluminum die-cast and machined parts.
1985
 Incorporated under new company name as Shinei Dai Cast Kogyo Co., Ltd.
1990
 Okayama Factory (SDK Kogyo Co., Ltd.) established in Mimasaka-cho, Oida-gun, Okayama Prefecture.
1994
 Astonal Ltd. established in Hong Kong.
1995

New plant (Dongguan Xin Rong Electronic Parts Factory, contract machining plant) established in Dongguan, Guangdong province, China.
New plant (Shin-Ei High Tech Co., Ltd.) established in Suranaree, Korat, Thailand.
Headquarters plant established in Higashi-Osaka, and NSC's head office functions transferred there.
2000
 ISO 9001 certification obtained.
2001
 New plant (Shin-Ei Precision (Thailand) Co., Ltd.) established in Ayutthaya, Thailand.
2002

Business commenced under the name “NSC Co., Ltd.” (business transferred from Shinei Dai Cast Kogyo Co., Ltd.)
2004
 ISO 14001 certification obtained.
2006

Selected as one of the 300 most vigorous small and medium-sized manufacturing companies in Japan.
New plant (Shin-Ei High Tech Co., Ltd., Navanakorn) established in Navanakorn Industrial Promotion Zone, Korat, Thailand.
2008
 Okayama Plant (Mimasaka, Okayama Prefecture) completed and began operations.
2009
 ISO/TS 16949 certification obtained.
New plant established in Rojana, Ayutthaya, Thailand.
NSC Co., Ltd., picked as an “Excellent Company of Osaka,” one of the 193 companies selected for “OSAKA Monozukuri Spirits.”
2010
 Business commenced in China under the name Dongguan Shin-Ei Precision Automotive Parts Co., Ltd.
  　
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