- 2018/08
Local Factory and Corporate establishment
- 2018/06IATF 16949 Certified
- 2017/07Assigned to Steel Companies (Ministry of Employment and Labor)
- 2016/10Certification for promising SMEs (Daejeon City)
- 2015/04Participation in the Hannover Industrial Fair in Germany
- 2015/03Establishment of local factories and subsidiaries in Texas, USA
- 2014/12
Patent for abrasive devices
- 2011/12
Assigned to Steel Companies (Ministry of Employment and Labor)
- 2010/08
Concluded the business cooperation agreement with the Korea Institute of Science and Technology Informarion (KISTI)
- 2009/09 Established the corporation research institute
- 2008/09Participated in the car parts exhibition (Germany)
- 2008/03Acquired ISO14001 certification
- 2007/11Moved the factory (to current address: Oicheon-Li, Manyi- Myeon, Cheongwon-Gun)
- 2007/10Designated as the Business for Alternative Military Service
- 2007/09Acquired the Venture Company certification
- 2006/10Acquired INNO-BIZ certification
- 2006/07Acquired the approval for the establishment of the Researchand Development Department
- 2006/06Designated as the Prosperous Small and Medium Enterprise
- 2006/02Acquired IMS (Information Management System) certification
- 2005/04Acquired ISO/TS16949 certification
- 2004/11Move the factory (to Sidong-Li, Hyeondo-Myeon, Cheongwon- Gun)
- 2003/08Designated as the Clean Workplace
- 2001/10Acquired the ISO9001 certification
- 2001/01Registered the company (Sehan Precision ⇒ SH Tech Co., Ltd)
- 1999/04Manufactured the shaft for O/A equipments
- 1998/08Manufactured the metabase components for the watt-hour meter
- 1995/08Moved the factory (to Woorok-Li, Hyeondo-Myeon, Cheongwon- Gun)
- 1994/03Registerd the factory
- 1992/02Manufactured the shaft for vehicle motor
- 1990/06Manufactured the shaft for the watt-hour meter
- 1990/02Manufactured the shaft for timer motor
- 1988/08Founded Sehan Precision (Seonhwa-Dong, Daejeon)