History

Sep.1970 Founded in Ikegami, Ota-ku, Tokyo.Started manufacturing metal name plates.

Nov.1976 Converted into joint stock corporation Shinwa Co., Ltd

Mar.1987 New factory built in Kitamikata, Takatsu-ku, Kawasaki-Shi, Kanagawa Head office moved.

May. 1991 Capitalized at \ 10,000,000.

Jan. 1993 Shizuoka factory built in Nishiizu-cho.

July.1997 Iwaki branch opened

July.1999 Sendai factory built in Taiwa-cho, kurokawa,Miyagi.

June.2002 Iwaki branch moved to Satomidaisakae-machi , Iwaki city.

Nov.2003 Capitalized at \ 90,000,000.

July.2004 Certified by ISO 9001

Oct.2005 Commended by Labor Standard Association.

Nov.2005 Certified by ISO 14001

Apr.2007 Yamagata factory built in Higashine City,Yamagata.

Aug.2013 We got permission that the medical device manufacturing industry.

Mar.2015 Zealous Co., Ltd. newly established in Sendai City, Miyagi Prefecture

Mar.2015 SNW INC. Established in McAllen, Texas, USA

June.2015 Iwaki Sales Office Closed

Aug.2022 relocated the head office to Kanagawa-ken yokohama-shi Tsudzuki-ku Nakagawachou

July.2024 SNW INC. McAllen Office Closed