-
May, 1961
- Established by Kenzo Miyawaki, located in Osaka city.
-
August, 1966
-
Expansion of Fe-Si-Mg Plant and Head Office were completed.
-
October, 1971
-
Acquired a Fe-Si Plant in Katsuyama city and started OTG
Katsuyama Plant producing Fe-Si and Fe-Si-Mg
alloyintegratedly.
-
October, 1973
-
Established a joint-ventured Fe-Si plant in Brazil, named as
"INONIBRAS" - Inoculantes e Ferroligas Nipo-BrasileirosS/A,
Piropora.
-
March, 1981
-
Concluded Sole Agency Agreement with Rio Tinto Iron &Tianium
for sale of their foundry use Pig Iron.
-
October, 1996
-
Built Osaka Factory organizing sizing and packing lines.
-
March, 1996
-
Established a joint-ventured ferroalloy plant in China,
named as Nanjing Ninban Special Alloy Co., LTD, Nanjing.
-
May, 1997
-
Removed Head Office to Nakashima Nishiyodogawa-ku, Osaka
city.
-
September, 2004
- Removed Head Office to Umeda Kita-ku, Osaka city.
-
February, 2005
-
Katsuyama Factory (Takashima Factory, Osaka Factory)
acquired ISO 9001 certification.
-
September, 2006
-
Katsuyama Factory and Takashima Factory acquired ISO 14001
certification.
-
January, 2007
-
Build "Cored Wire" Plant in Katsuyama and started producing.
-
March, 2012
- Established Takashima Factory in Katsuyama city.
-
June, 2020
-
Established Dangerous Goods Warehouse in Takashima Factory.
-
August, 2020
-
Established Office Building and Warehouse Building in
Katsuyama Factory.
-
January, 2022
-
Transferred the shares of INONIBRAS S/A to RIMA S/A, our
business partner in Brazil.The special partnership with
INONIBRAS S/A has been maintained.
-
March, 2023
-
Established a joint-ventured ferroalloy plant in China,
named as Jiangsu Ningban Special Metal Materials Co., LTD,
Liyang.
-
April, 2024
- Declaration of Partnership Building
-
October, 2024
-
Removed Head Office to JP TOWER OSAKA (Umeda Kita-ku, Osaka
city).