History
| 2000. 03. 10 | Plus Heavy Electricity (establishment of private business) |
|---|---|
| 2011. 07. 01 | Plus Heavy Electric Co., Ltd. (corporation business establishment) (425-5 Deoksin-ri, Onsan-eup, Ulju-gun, Ulsan) |
| 2012. 05. 21 | Obtain License of Electrical Construction |
| 2012. 07. 16 | Obtain ISO (Quality 9001, Environment 14001) Certificate |
| 2014. 07. 08 | Plus Heavy Electric Co., Ltd. Moved to Headquarters (Naedong 1-gil 14-6, Onsan-eup, Ulju-gun, Ulsan) |
| 2016. 03. 29 | Obtain a Certificate of OHSAS (Safety 18001:2015) |
| 2016. 05. 24 | KEPCO 5 Power Generation Companies (Transformers and Breakers) Registered as Qualified Maintenance Companies |
| 2016. 12. 30 | KEPCO KPS Co., Ltd. Partner Registration (National: Electricity Corporation) |
| 2017. 05. 17 | KEPCO Transmission Specialist Registration (Opening/Closing Breaker Class II) |
| 2018. 03. 16 | ISO (9001:2015, 14001:2015) Integrated Certificate Acquisition |
| 2018. 05. 15 | KEPCO Transformation Specialist Registration (Transformer Class II) |
| 2018. 12. 12 | KEPCO Transformation Specialist Registration (Opening and Closing Breaker Class II Team 2) |
| 2019. 06. 28 | Completed Construction of The Transformer Insulation Oil Analysis Room |
| 2019. 09. 20 | Korea Electric Power Research Institutes Patent Transfer Contract for The Manufacture of Transformer Insulation Oil Standard Substances |
| 2019. 12. 12 | Completed construction of Korea Electric Power Research Institutes Transformer Insulation Oil Standard Manufacturing Room |
| 2020. 05. 22 | Signed the Industrial-Academic Convention of Hyundai Technical High School |
| 2020. 06. 05 | Ulsan College of Science Signed an Agreement to Form a Family Company |
Plus Heavy Electric Co., Ltd. Contact
Plus Heavy Electric Co., Ltd.