| November, 2004 | NAGAOKA INTERNATIONAL CORPORATION was incorporated in Mihara-cho Osaka, Japan, with business rights transfer of manufacturing and sales of Screen Internals for Oil Refining & Petrochemical Industries (started in 1975), Screens for Water Intake (started in 1980) and Water Treatment System (“CHEMILES” started in 1997) from former “NAGAOKA” in Matsubara city, Osaka, Japan. |
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| March, 2005 | Relocated Head Office to Izumiotsu City, Osaka, Japan |
| April, 2005 | Approved as a Specified Construction Contractor by Osaka Prefectural Governor. (Reg. No. 124081). |
| March. 2006 | Constructed a new factory in Kaizuka City, Japan. ISO9001 certification approved. |
| April, 2012 | Established Nagaoka Hitachi Zosen Equipment (Dalian) Co., Ltd. (Affiliated Co. with our share of 55%) in Dalian City, China |
| July, 2014 | Opened Research and Development Center in Kaizuka City, Osaka, Japan. |
| June, 2015 | Listed on Tokyo Stock Exchange Market “Standard Market” |
| June, 2017 | Through a private placement of new shares to HAMADA Co., Ltd., we have become the subsidiary of the HAMADA Co., Ltd. |
| October, 2017 | Relocated Factory to Himeji City, Hyogo Prefecture, Japan. |
| July, 2018 | Relocated Head Office to Chuo-ku, Osaka, Japan |
| August, 2018 | Nagaoka International Corp. acquired entire shares of Nagaoka Hitachi Zosen Equipment (Dalian) Co., Ltd., to make it a 100％ owned subsidiary, and changed company name to Nagaoka Equipment (Dalian) Co., Ltd. |
| March, 2020 | Established Nagaoka Vietnam Co., Ltd. in Hung Yen Province, Vietnam. |
