January 2016
Closed Shanghai katsushiro Machinery Co.,Ltd. (SKM) in Shanghai, China
April 2013
Name changed from Kanto Gas Cutting Co., Ltd. to Key Technology Co., Ltd.
July 2012
Established Kunshan Katsushiro Machinery (KKM) in Kunshan, China
February 2012
50th year anniversary since foundation
July 2010
KATMEX LTD in U.K. assigned
May 2010
Established Changzhou Katsushiro Machinery Co., Ltd. (CKM) at Changzhou in Jiangsu Province, China. Scheduled to begin production in January 2011.
March 2010
Plant in Vietnam closed
January 2008
Established Katsushiro Matex India Private Ltd. (KMIP) in Chennai, India. Scheduled to begin production in March 2011.
January 2007
Established Advanced Steel Technology De Mexico, S De R.L. De C,V(MEX) in Monterrey, Mexico
March 2006
Scheduled to acquire ISO14001 certification
August 2005
Established Zhejiang Katsushiro Machinery Co., Ltd. (ZKM) in Zhejiang, China
August 2005
Established Techno Fab Co., Ltd. (TFT) in Chon Buri, Thailand
August 2004
Established Kanto Precision Machinery of Tangshan Co., Ltd. (TKM) in Hebei, China
May 2004
Renewed to ISO9001:2000 certification
April 2001
Acquired ISO9001 certification
October 2000
Established Shanghai Katsushiro Machinery Co., Ltd. (SKM) in Shanghai, China
April 1999
Established Katmex Ltd. in the United Kingdom
February 1997
Established Katsushiro Machinery (Shandong) Co., Ltd. (KMS) in Shandong, China
May 1995
Established PT. Katsushiro Indonesia (KMI) in Jakarta, Indonesia
February 1992
Changed the company name to Katsushiro Matex Co., Ltd. in commemoration of the 30th anniversary, and added a new plant at the headquarters
November 1990
Established Advanced Steel Technology, Inc. (AST) in Rome, Georgia, USA
March 1983
Established Kanto Gas Cutting Co., Ltd. (KSY) in Takasaki City, Gunma Prefecture
September 1980
Built and moved to new headquarters and plants in Yawata City, Kyoto Prefecture (current location)
October 1972
Built and moved to new headquarters and plants in Neyagawa City, Osaka Prefecture
December 1969
Established Katsushiro Gas Cutting Co., Ltd. with capital of 15 million yen. Another gas cutting plant was added.
August 1966
Built and moved to a new gas cutting plant at Daito City, Osaka Prefecture
February 1962
Established a steel plate gas cutting business in Joto Ward, Osaka City