| April,1967 | Company Establishment(Coil process for automobile use). |
| April,1969 | Establishment of Kakubun Sangyou KK, capitalized at ￥5,000,000 |
| July,1969 | Commencement of automotive wire harness manufacture. |
| December,1971 | Company name changes to Shinsei harness corporation. Capital increases to ￥15,000,000 |
| January,1975 | Capital increases to ￥30,000,000 |
| July,1979 | Tsugu Plant (Kita Shitara-gun, Aichi-ken) begins operations. |
| March,1980 | Capital increases to ￥45,000,000 |
| April,1980 | Head Office and Toyota Plant are rebuilt in Yoshiwara-cho in Toyota-shi. |
| February,1984 | Izumida Plant (Izumida-cho, Kariya-shi) begins operations. |
| April,1985 | Nishio Plant (Sakura-cho, Nishio-shi) rebuilt. |
| April,1986 | Komono Plant (Mie-gun, Mie-ken) begins operations. |
| March,1987 | Merger with Nagoya Jiken Plant, Capital increases to￥60,000,000, became an affiliated company of Nippondenso. |
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June,1987 |
G.S.Wiring Systems, Inc. established in Los Angeles, USA. |
|
August,1988 |
Nagoya Plant refurbished. |
|
February,1989 |
G.S.W. Manufacturing Inc., established in Ohio, USA. |
| April,1994 | Head Office moved to Ishiki-cho, Kariya-shi. |
| September,1994 | G.S. of West Virginia, Inc. established in West Virginia, USA. |
| April,1997 | Kinuura Plant(Sunosaki-cho, Handa-shi) begins operations. |
| May,1998 | begin production in Reynosa, Mexico as a satelite plant of G.S.W.Manufacturing. |
| Octpber,1998 | Company name changes to G.S.Electech, Inc. |
| December,2000 | Closed Nagoya Plant and merged its operation to Kinuura plant. |
| June,2001 |
Moved Head Office to Yoshihara-cho,Toyota-shi. (Registered company stays in Kariya-shi) |
| July,2001 | Capital increases to ￥360,000,000. |
| Septrmber,2001 | Closed Izumida Plant and merged its operation to Toyota plant. |
| December,2001 | Closed Nishio Plant and merged its operation to Toyota plant. |
| April,2002 | Closed Neba Plant and Tsugu Plant. Established a subsidiary company, G.S.Harness,Inc. in Neba-mura,Nagano-ken. |
| April,2003 | G.S.ELECTECH(THAILAND)CO.,LTD. established in Bangkok, Thailand. |
| December,2005 | Registered company stays in Yoshiwara-cho,Toyota-shi. |
| July,2006 | G.S.ELECTECH.KYUSYU,INC.established in Omura-shi,Nagasaki-ken. |
| April,2006 | G.S.ELECTECH.KYUSYU,INC.begins operations. |
| December,2008 | PT.GS Electech Indonesia established in Bekasi, Indonesia. |
| March,2009 | G.S.W.DE MEXICO, S. DE R.L. DE C.V. established in Reynosa, Mexico. |
| September,2009 | G.S.ELECTECH(THAILAND)CO.,LTD. moved to Chonburi, Thailand. |
| November,2009 | G.S.ELECTECH(THAILAND)CO.,LTD. started production in Chonburi, Thailand. |
| April,2010 | PT.GS Electech Indonesia started production in Bekasi, Indonesia. |
| October,2010 | Merger with G.S. Harness, Inc. |
| January,2011 | GSK,Inc. begins operations. |
| October,2011 | G.S.Electech.Changzhou,inc. established in Changzhou, Jiangsu province of the People's Republic of China. |
| November,2011 | G.S.Electech.Tohoku,INC. established in Kakuda-shi, Miyagi-ken. |
| April,2012 | G.S.Electech.Changzhou,inc. begins operations. |