Company Information
Company History

- 1946
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- January 1946
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Founded as Gunma Nutrition and Medicine; manufacture of glucose begun.
- 1950
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- September 1951
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Manufacture of phenolic resin for industrial use begun.
- June 1953
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Company name changed to Gun Ei Chemical Industry Co., Ltd.
- July 1955
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Tokyo sales office (currently a branch office) established in Nihonbashi, Chuo-ku (currently Kyobashi, Chuo-ku).
- 1960
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- December 1960
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Osaka sales office (currently a branch office) established in Kita-ku, Osaka City.
- April 1961
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New phenolic resin and starch/sugar plants opened in Oyagi-machi, Takasaki City.
- February 1963
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Head office moved to Oyagi-machi, Takasaki City.
- March 1964
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Nagoya sales office (branch office) established in Nakamura-ku, NagoyaCity.
- 1970
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- December 1971
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Gun-Ei Shoji Co., Ltd. established.
- May 1974
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Shares listed on the Second Section of the Tokyo Stock Exchange.
- May 1974
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Gun-Ei Kosan Co., Ltd. established (currently an affiliate).
- August 1976
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Takasaki branch office established.
- October 1976
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New phenolic resin plant (currently the Shiga Plant) opened in Kosei-cho, Shiga Prefecture (currently Konan City).
- October 1979
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Shares listed on the First Section of the Tokyo Stock Exchange.
- 1980
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- March 1982
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High-fructose corn syrup plant established in Sunagawa, Hokkaido.
- March 1982
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Nippon Kynol Incorporated established.
- April 1982
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New Kynol plant in the Takasaki Plant established; manufacture of high-performance fiber Kynol begun.
- July 1987
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Gun-Ei Borden International Resin Co., Ltd. established through joint venture with Borden of the U.S. for sale of Borden method casting system.
- October 1988
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Sunagawa high-fructose corn syrup plant closed.
- January 1989
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New starch/sugar plant (currently the Gunma Plant) opened in Shukuorui-machi, Takasaki City.
- 1990
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- November 1990
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Thai GCI Resitop Co., Ltd. (currently a consolidated subsidiary) established in a joint venture with Nissho Iwai Corporation(currently Sojitz Corporation), Brighton of Thailand, and other partners to manufacture and sell phenolic resins in the Kingdom of Thailand.
- May 1992
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Head office moved to Shukuorui-machi, Takasaki City.
- March 1997
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New phenolic resin plant established within the Gunma Plant.
- October 1997
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BIG Trading Co., Ltd. established (currently a consolidated subsidiary).
- May 1998
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ISO9002 Certificate (Current:ISO9001)
- June 1999
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ISO14001 Certificate
- 2000
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- April 2005
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Hatori Laboratories Co., Ltd. established.
- June 2008
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Hatori Laboratories Co., Ltd. disbanded.
- September 2008
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New Kynol plant established within the Gunma Plant.
- December 2008
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Takasaki Plant (phenolic resin and Kynol plants) closed.
- April 2009
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Company merges Gun-Ei Shoji Co., Ltd., Gun-Ei Borden International Resin Co., Ltd., and Nippon Kynol Incorporated.
- 2010
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- March 2010
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Nagoya branch office closed.
- July 2012
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India GCI Resitop Pvt. Ltd. (currently a consolidated subsidiary) established in a joint venture with SAN-EI SILICA Co., Ltd. to manufacture and sell RCS (resin-coated sand) in the Republic of India.
- October 2013
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FSSC22000 Certificate(Manufacturing of Glucose & Starch Products)
- April 2014
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Acquired shares of TOHOKU ULOID INDUSTRY CO., LTD. (currently a consolidated subsidiary)
- August 2018
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American GCI Resitop, Inc. established (currently a consolidated subsidiary).
- 2020
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- April 2022
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Transition from First Section of the Tokyo Stock Exchange to Prime Market. (New market segments)






