History

1961.03
Sekisui Seiki Co.,Ltd. established to manufacture specialized in plastic molds and dies under parent company Sekisui Chemical Co.,Ltd., a pioneer plastics processing company.
1962.01
Kansai Plant completed;operation begun.
1964.04
Production of Plastic Extruders and Plastic Processing Equipment begun.
1964.05
Company name changed to Sekisui Machinery Co.,Ltd.
1969.09
Kanto Plant completed; operation begun.
1990.08
Nagoya office opened.
1991.01
Sekisui Machinery Co.,Ltd. listed in the second section of the Osaka Stock Exchang.
1992.07
Yuuki Plant completed;operation begun. Kanto Plant closed.
1999.05
Technical Advisory Contract with TSMM (Thai Summit Mold Manufacturing Co.,Ltd) signed.
1999.09
Nagoya office moved to Anjyo City, Aichi prefecture.
1999.10
Had a share in Plastic Technology Co.,Ltd.
2001.10
Plastic Technology Co.,Ltd. new test laboratory was completed at Kyoto.
2003.04
Parent company changed from Sekisui Chemical Co.,Ltd. To ARRK Corporation.
2004.08
Obtained ISO 9001Certification.
2005.04
Separation of the Production Equipment Operating Division results in Research Laboratory of Plastics Technology Co., Ltd. (subsidiary) taking over the business.
2006.06
Obtained ISO 14001Certification.
2011.09
Yuuki Plant was shut down. All production activities are consolidated at Osaka Headquarters, Main Plant.
2012.08
33% share of stock from parent company "ARRK Corporation" holding 59% share of stock are acquired by "SANKO GOSEI Ltd.". "SANKO GOSEI Ltd." became a major share holder.
2013.03
Eastern area sales office was movemed to Koga-city,Ibaraki prefecture.
2014.10
Kanto Business place was moved to Ota-city,Gunma prefecture, on the premise of "Ohitech Co.,Ltd.".
2015.07
Delisted. Becoming a wholly owned company of SANKO GOSEI Ltd.
2016.04
Company name changed to S-VANCE Ltd.
2016.05
Transfered wholly stocks of Research Laboratory of Plastics Technology to Sekisui Chemical Co.,Ltd.

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