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Corporate History

Apr. 1971 Toho Seiko CO., LTD. was established in Meguro-ku Tokyo by Hiroshi Teramachi.Sale of Link Balls, LM Rollers, LM Balls, and parts of machine tools started.
Apr. 1972 Sale of LM Guides and Ball Splines started.
Dec. 1972 Toho Seiko tookover Nisshin Seisakusho CO., LTD. (capital \5,000,000) and Toho Seiko's capital was increased to \45,000,000.
Mar. 1973 THK CO., LTD. was established by joint investment between Miyairi Valve Seisakusho Co., Ltd. and Toho Seiko Co., Ltd.
Apr. 1977 The production department of THK CO., LTD. was purchased by Toho Seiko and established as the Kofu plant.
Sep. 1979 Production and Sale of Ball Screws started.
Mar. 1981 THK America Inc. was established in Chicago, U.S.A.
Jul. 1982 Production and Sale of X-Y Stages.
Oct. 1982 Share denomination was changed (face value \500 per share changed to \50) and Toho Seiko CO., LTD. was merged by THK CO., LTD. (formal retaining company). Plants of Toho Seiko CO., LTD. continued manufacturing operation as THK's Nagoya and Osaka plants.
Oct. 1982 THK GmbH was established in Dusseldorf, Germany.
Jan. 1984 THK CO., LTD. acquired Daiko Seisakusho CO., LTD. and transformed facility of Daiko Seisakusho into the Gifu plant.
Apr. 1985 THK CO., LTD. merged Toyo Seiko Co.,Ltd and established as the Mie plant.
Yamaguchi plant was established.
Dec. 1985 Participated in capital investment in DAITO SEIKI CO., LTD.(currently THK INTECHS CO.,LTD.) under an engineering cooperation agreement.
Jan. 1988 THK NIIGATA CO., LTD.(currently THK Yasuda Co.,Ltd.) was established by joint investment between THK CO., LTD. and Samon Kogyosho CO., LTD.
Apr. 1988 THK CO., LTD. merged with THK Distribution CO., LTD.
Jul. 1988 The third facility at the Yamaguchi plant was completed.
Jan. 1989 THK TAIWAN CO., LTD. was established in Taipei, Taiwan.
May. 1989 CINTIC - THK SERVICE CENTER was established in Beijing, China.
Nov. 1989 Registered on the Tokyo OTC market.
Apr. 1991 Participated in capital investment in Beldex Corporation(currently THK INTECHS CO.,LTD.).
Jun. 1991 The Yamagata plant was established.
Oct. 1991 Participated in capital investment in Samick Industrial Co.,Ltd.(currently Samick THK Co.,Ltd. an equity investee)
Aug. 1992 Acquired PGM Ireland Ltd. in Dublin, Ireland.
May. 1993 The head office was moved to the present address.
May. 1993 THK Europe B.V. was established in Amsterdam, Netherlands.
May. 1994 Participated in capital invetment in TALK SYSTEM CO.,LTD..
Mar. 1996 DALIAN THK CO., LTD. was established in Dalian, China.
Jul. 1996 Production and sale of second generation LM Guides started.
Aug. 1997 THK Manufacturing of America, Inc. was established in Hebron, Ohio.
Feb. 2000 THK Manufacturing of Europe S. A. S. was established in Ensisheim, France.
Jan. 2001 Production and sale of Caged Roller LM Guide started.
Feb. 2001 Listed on the First Section of Tokyo Stock Exchange.
Oct. 2002 THK France S. A. S. was established in Dardilly, France.
Aug. 2003 THK (SHANGHAI) CO., LTD. was established in Shanghai, China.
Mar. 2004 THK MANUFACTURING OF CHINA (WUXI) CO., LTD. was established in Wuxi, China.
Nov. 2004 THK CO., LTD. acquired DAITO SEIKI CO., LTD.(currently THK INTECHS CO.,LTD.) as a wholly owned subsidiary, via a stock swap.
Feb. 2005 THK MANUFACTURING OF CHINA (LIAONING) CO., LTD. was established in Dalian, China.
Sep. 2005 THK (CHINA) CO.,LTD. was established in Dalian, China.
Dec. 2006 THK LM SYSTEM Pte. Ltd. was established in Singapore. 
May. 2007 THK made Rhythm Corporation its subsidiary by acquiring all of the company's share(currently THK RHYTHM CO., LTD.) . 
Jul. 2007 THK RHYTHM(THAILAND)CO.,LTD.was established in Ryaong, Thailand.
Sep. 2008 THK MANUFACTURING OF VIETNAM CO., LTD. was established in Bac Ninh, Vietnam.
Jul. 2009 THK transferred a business of Beldex Co., LTD. to THK INTECHS CO., LTD. (currently a consolidated subsidiary, company name changed from "Daito Seiki Co., Ltd."in July 2009) to integrated the operations.
Apr. 2011 THK established THK RHYTHM CHANGZHOU CO., LTD. (currently a consolidated subsidiary) in Changzhou, China.
Apr. 2011 THK incorporated former non-consolidated subsidiary Nippon Slide CO., LTD. into its scope of consolidation.
Jun. 2011 THK acquired all outstanding shares in THK RHYTHM MALAYSIA Sdn. Bhd. (currently a consolidated subsidiary, company name changed from "TRW Steering & Suspension (Malaysia) Sdn. Bhd."in August 2011).
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