Aug |
1938 |
Founded as Miyazaki Tekkojyo |
Nov |
1959 |
Miyazaki Seiko Co., Ltd. incorporated with capital of 5 million yen |
Jun |
1964 |
Approved as a JIS plant |
Sep |
1968 |
Chita Plant completed for the dedicated manufacture of CHQ wire |
Mar |
1971 |
Koho CD Bars Service Center Co., Ltd. established |
Jun |
1971 |
Equity participation in Nippo Tsuun Co., Ltd. |
|
1974 |
Yaesu Giken Tsusho Co., Ltd. established (renamed to Miyazaki Engineering Co., Ltd. in Aug 1982) |
Mar |
1975 |
Toyo Seiko established |
Jul |
1979 |
Equity participation in Kyoto Kogyosho Co., Ltd. |
Jan |
1982 |
Started production of fine slugs |
Jul |
1987 |
Started sales of PIC-made cold drawn pipe in coil |
Jul |
1990 |
Jyushiyama Plant completed |
Feb |
1992 |
Equity participation in Chukyo Seisen Co., Ltd. |
Apr |
1997 |
Chita Plant acquired ISO9002 |
May |
1998 |
Head Plant & Jyushiyama Plant acquired ISO9002 |
May |
1999 |
ISO9002 accreditations integrated for the whole company |
May |
2000 |
Miyazaki USA, Inc. established |
Jun |
2001 |
ISO14001 acquired |
May |
2002 |
Upgraded ISO 9002 to ISO9001 |
Nov |
2005 |
Head Plant acquired ”Eco-Oriented Business Certified by the City of Nagoya” |
Jun |
2006 |
Nittetsu Tokai Steel Wire Co., Ltd. established through the merger of Chukyo Seisen Co., Ltd. with Chitak K.K. |
Sep |
2006 |
Nippon Steel Bar & CH Wire (China) Co., Ltd. established under JV |
Dec
|
2006 |
Nippon Steel Bar & CH Wire (Thailand) Co., Ltd. established under JV |
Feb |
2008 |
All business units in the company acquired ISO/TS16949:2002 |
Aug |
2009 |
Chita New Plant completed |
Oct |
2012 |
Nittetsu Tokai Steel Wire Co.,Ltd. Changed its name to NIPPON STEEL & SUMIKIN Steel Wire Co.,Ltd. due to the merger Of NIPPON STEEL Co.,Ltd. and SUMITOMO METARU Co.,Ltd. |
Jan |
2013 |
NIPPON STEEL BAR & CH WIRE(THAILAND)CO.LTD. merged into NIPPON STEEL & SUMIKIN Steel Processing(Thailand) Co.,Ltd. due to the merger of NIPPON STEEL Co.,Ltd. and SUMITOMO METARU Co.,Ltd. |
Nippon Steel Bar & CH Wire (Suzhou) Co., Ltd. Changed its name to Nippon Steel & Sumikin Cold Heading Wire (Suzhou) Co., Ltd. Due to the merger of NIPPON STEEL Co.,Ltd. and SUMITOMO METARU Co.,Ltd. |
Dec |
2013 |
Mar |
2014 |
Miyazaki Seiko de Mexico, S.A. de C.V. established. |
Jan |
2015 |
Head Plant acquired ” Excellent Eco-Oriented Business Certified by the City of Nagoya” |
Jun |
2016 |
NIPPON STEEL & SUMIKIN COLD HEADING WIRE INDIANA INC. Established under JV |
Aug |
2016 |
Miyazaki USA,Inc. dissolved due to business stopped |
Sep |
2016 |
Miyazaki Seiko de Mexico, S.A. de C.V. plant completed |
Jan |
2018 |
IATF16949 acquired |
Apr |
2019 |
NIPPON STEEL & SUMIKIN Steel Wire Co.,Ltd. changed its name to NIPPON STEEL WIRE CO.,LTD. due to change of parent company's name. |
Apr |
2019 |
NIPPON STEEL & SUMIKIN Steel Processing(Thailand) Co.,Ltd. changed its name to NIPPON STEEL Steel Processing (Thailand) Co., Ltd. due to change of parent company's name. |
Apr |
2019 |
Nippon Steel & Sumikin Cold Heading Wire (Suzhou) Co., Ltd. changed its name to NIPPON STEEL COLD HEADING WIRE (SUZHOU) CO., LTD. due to change of parent company's name. |
Apr |
2019 |
NIPPON STEEL & SUMIKIN COLD HEADING WIRE INDIANA INC. changed its name to NIPPON STEEL COLD HEADING WIRE INDIANA INC. due to change of parent company's name. |
Nov |
2019 |
Headquarters auditorium and dining building completed |
Apr |
2020 |
Product exhibition room (Headquarters) completed |
Feb |
2023 |
NIPPON STEEL COLD HEADING WIRE INDIANA INC.(NSCI) dissolved due to business withdrawal |