Company History

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Company History

Jul.1955 Established as a manufacturer specialzing in the manufacture of diaphragm valve with a capital of 10million.
Jul.1958 Joined the business group of Sankyo Co.,Ltd.
Aug.1958 Established Osaka Branch.
Oct.1959 Established Nagoya Office
Aug.1960 Increased captal to 30 million.
Mar.1961 Established Kitakyushu Office
Jan.1963 Merged Yoshida Seisakusho Co.,Ltd.and re-established it as Osaka Factory
Jan.1965 Started manufacture of ball valves.
May.1965 Increased capital to 50 million.
Dec.1967 Constructed the head office and main factory building and moved to the present locaition.
Jul.1968 Established Chiba Office and raised it to Chiba Local Office in Apr.1970.
May.1969 Established Tokyo Valve Industry Co.,Ltd.and started the manufacture of ball valves.
Sep.1970 Established Okayama Liaison Office for Osaka Branch.
Apr.1975 Merged Tokyo Valve Industry Co.,Ltd.and re-established it as Tokyo Factory.
Apr.1979 Renamed the local office and liaison offices as the sales offices and local offices respectively.
Dec.1980 Established Tokyo Sales Office in Tokyo and Osaka respectively.
Jun.1981 Increased capital to 60 million.
Sep.1981 Established Shizuoka Local.
Dec.1981 Started the manufacture of butterfly valves.
Jun.1983 Increased capital to 84 million.
Jun.1984 Increased capital to 96 million.
Jun.1989 Established Soles Promotion Department
Aug.1989 Closed Tokyo Factory and integrated it to Head Office.
May.1990 Established Tokki Division and developed eashing equipment.
Mar.1992 Established Osaka Haisou(Distribution) Center.
May.1994 Integrated Tokyo Sales Office to the Head Office building.
May.1995 Established Overseas Sales Department.
May.1999 Obtained ISO9001 Certification to Design of Valves.
May.2000 Established Osaka Service center.
Apr.2005 Joined the business group of SEIKA CORPORATION.
Sep.2006 Established TIANJIN DAIYA VALVE CO.,LTD in China
Mar.2008 Obtained ISO14001 Certification to Design,Manufactur and Sales of Valves.
Aug.2013 Established TIANJIN DAIYA VALVE Shanghai Office.
Mar.2015 Established NDV (Thailand) Co., Ltd.
Apr.2015 Consolidated Sales division and International Division
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