- 1997.04 Established Wonjin Industry
- 2003.11 Development and production of COOLER for die casting mold
- 2004.05 Started exporting to Japan
- 2012.01 Started exporting to Europe
- 2014.06 Moving factory to Hasinbeonyeong-ro, Saha-gu, Busan
- 2019.02 R&D Department
- 2019.10 Acquisition of material parts specialized company certification
- 2020.04 Registered patent for cooling cooler and mold cooling water manifold
- 2022.02 ISO9001, ISO14001 Certification
- 2022.04 Venture company certification
- 2022.05 INNOBIZ Certification
- 2022.11 Moving factory to Sasang-gu