History
| 1947 | Oct. | KYOEI Industrial Works was established at the current site of Mizushima Plant. |
|---|---|---|
| 1950 | Apr. | KYOEI KOGYO CO., LTD. was established. |
| 1962 | Jan. | We won Secretary of small and medium Enterprise Prize as excellence business company. |
| 1966 | Jan. | Relocated the plant to Mizushima Machinery & Metal Industrial Complex for plant expansion due to growing demand for automobiles. |
| 1971 | May. | Dealings began with DAIHATSU MOTOR CO.,LTD. |
| 1975 | Nov. | Recognition from the Mitsubishi Motors Corporation. Mizushima factory to the hallmark delivery factory is received. |
| 1988 | May. | Dealings began with Toyota Auto Body Co., Ltd. |
| Dec. | Constructed Kushiro Plant and relocated the Machining Section. | |
| 1992 | Nov. | KYOEI Engineering Co., Ltd. was established. |
| Dec. | Formed technical assistance contracts with PAMINDO Co., Ltd. (Indonesia) | |
| 1997 | Feb. | Jointly established KPC Co., Ltd. with VPMI Co., Ltd. (Philippines) |
| 1999 | Oct. | Dealings began with SUZUKI Motor Corporation |
| Dec. | Certified ISO 9001 | |
| 2000 | Apr. | Opened Nagoya Branch. |
| 2002 | Jan. | KYOEI Service Co., Ltd. was established. |
| Feb. | Financed TRI Engineering Co., Ltd. | |
| Jun. | Certified ISO 14001 | |
| 2003 | Apr. | Merged Machining Business Section of KYOEI KOGYO CO.,LTD |
| Jul. | Opened Kyusyu Branch. | |
| 2004 | Sep. | Tied up with SHANGHAI SHOW-KYOEI AUTOMOTIVE EQUIPMENT CO., LTD. |
| 2007 | Apr. | Dealings began with Mazda Motor Corporation |
| Jul. | Certified MSJ4000 | |
| Sep. | Jointly established KP-TEC INC. with VPMI Co., Ltd. | |
| 2008 | Mar. | Certified EN/JISQ/AS9100 partnered with JUI LI ENTERPRISE CO., LTD. (Taiwan) |
| 2009 | Sep. | Tied up with HYTECH Co., LTD. |
| 2010 | Mar. | Kyoei Services Co., Ltd. changed its name to KYOEI Confidence Establishment Co., LTD. inherited a business |
| 2014 | Feb. | A joint venture with PT PAMINDO TIGA T ,Co., Ltd. founded the KPE Co., Ltd. |
| 2020 | Oct. | KYOEI HOLDINGS CO., LTD. was established. |
| 2022 | Apr. | Thermix CO., Ltd. was established. |