| Year | Month | Details |
|---|---|---|
| 2005 | 08 | Established Kun Yang Co., Ltd. (Capital: 400 million KRW) |
| 2006 | 06 | Factory completed (Ulju County Office) |
| 08 | Registered as a supplier for LG Chem (currently LG Hausys) Ulsan Plant | |
| 08 | Certified as a Venture Business (Korea Technology Finance Corporation) | |
| 2007 | 07 | Selected as a Parts & Materials Industry Enterprise (Ministry of Commerce, Industry and Energy) |
| 2008 | 12 | INNO-BIZ (Technology Innovation SME) Grade A Certification (Busan-Ulsan Regional Small & Medium Business Administration) |
| 2009 | 04 | Corporate Research Institute accreditation (Korea Industrial Technology Association) |
| 2012 | 02 | Selected as BS DIAMOND GROUP (Strong Company) by Busan Bank |
| 2013 | 12 | Award for achieving 3 million USD exports (Korea International Trade Association) |
| 12 | Commendation from National Assemblyman Kang Gil-bu | |
| 2014 | 09 | Grand Prize in Regional Economy Category, Ulju County Businessman Award (Ulju County) |
| 2016 | 12 | Recognized as an Excellent Business in Risk Assessment (KOSHA, Korea Occupational Safety & Health Agency) |
| 2017 | 07 | Designated as a Promising Export SME (Ulsan Regional Small & Medium Business Administration) |
| 2018 | 04 | Selected as a Strong Small Enterprise (Ministry of Employment and Labor) |
| 06 | Completed factory expansion (approx. 3,300 m²) | |
| 2019 | 10 | Selected as a Management Innovation SME |
| 2020 | 07 | Designated as a Ulsan Star Company |
