1937

Established Ohata Copper and Brass Co., Ltd. in Itabashi-ku, Tokyo

1940

Changed the name to Nitto Kinzoku Kogyo Co., Ltd. as became a part of the Sumitomo Group

1973

Plan was drafted to move the entire facility to Ishioka-city, Ibaraki for modernization

1976

Completely moved into Ishioka-city

1988

Established Shin Nitto Kinzoku Co., Ltd. as a fully-owned subsidiary of Sumitomo Light Metal Industries, Ltd.
Inherited all business from Nitto Kinzoku Kogyo Co., Ltd.

2007

Transferred all business to SAN-ETSU METALS Co., Ltd.
Established Shin Nitto Office