
2020s
- 2025. 12.
- [Acquired qualification]Awarded the Prime Minister’s Commendation for Meritorious Service in Mid-sized Enterprises
- 2025. 07.
- [Acquired qualification]Selected as the Enterprise with Best Labor Management Culture 2025
- 2023. 02.
- [Acquired qualification] Acquired qualification as the certified supplier for Hydraulic Snubber (C215C) from Korea Hydro & Nuclear Power Co., Ltd.
- 2023. 01.
- [Received]Received “Supplier Award 2022” from Babcock-Riley Power.
- 2022. 09.
- [Recognized]Recognized by the Minister of Trade, Industry, and Energy for contributions to the Development of the Machinery and Robotics Industry.
- 2022. 02.
- [Received]Received the "Excellent Supplier Award 2021" from TOSHIBA.
- 2021. 12.
- [Transformed]Transformed into a Modules & Skids Manufacturing Plant (Factory III).

- 2020

2010s
- 2019. 11.
- Acquired ISO 45001 Certificate.
- 2019. 01.
- [Selected/Designated] Selected as a “Youth-Friendly Small Giant Company” by the Ministry of Employment and Labor.
- 2018. 10.
- [Selected/Designated] Selected by the Ministry of Trade, Industry, and Energy as a "Great Workplace for Root Industry."
- 2017. 10.
- [Received] Received the "Overall Partnership" Award from GE.
- 2017. 04.
- [Selected/Designated] Selected as a “Small Giant Company” by the Ministry of Employment and Labor for three consecutive years.
- 2016. 09.
- [Demonstration Test] Hydraulic Snubber Demonstration Test Certification
- 2016. 06.
- [Selected/Designated] Selected as “KOEN World Class-30 Best Partner” by Korea South-East Power Company.
- 2015. 12.
- [Received] Received “Strategic Partner” Award from GE.
- 2014. 12.
- [Received] Received an Appreciation Plaque from City of Jinju as a Faithful Taxpayer.
- 2014. 03.
- [Acquired/Certificate] Acquired “DIN EN ISO 3834-2” and “EN 1090-2” Certificates.
- 2013. 12.
- [Received] Awarded the 100 Million Dollar Export Tower by the Korea International Trade Association.

- 2012. 11.
- [Established/Transfer] Established Factory III (Hot Finished Seamless Pipes).
- 2012. 11.
- [Received] Awarded “Global Value Sourcing” from SIEMENS.
- 2012. 06.
- [Contract] Signed the entire BOP contract including basic design with SEPCO III for the Ras Al Khair Project.
- 2012. 02.
- [Established/Transfer] Relocated Head Office due to new construction from Factory I to Factory II.
- 2011. 12.
- [Received] Awarded the 70 Million Dollar Export Tower by the Korea International Trade Association.
- 2011. 06.
- [Selected/Designated] Selected as an Excellent Company for Labor-Management Culture in 2011.
- 2010. 11.
- [Contract] Signed a Prefabricated Piping Contract for Sostanj TPP (600MW x 1 Unit, SLOVENIA) with ALSTOM.
- 2010. 11.
- [Acquired/Certificate] Acquired ASME “NPT” and “NS” Certificates.
- 2010. 04.
- [Acquired/Certificate] Acquired OHSAS 18001 Certificate.
- 2010. 03.
- [Received] Awarded by the Customs Service Commissioner and the Minister of Strategy and Finance on Taxpayer's Day.

2000s
- 2009. 05.
- [Contract] Signed an EPC Scope of Prefabricated Piping Contract with CGPL (TATA Power Co. Ltd.) for Mundra UMPP (800MW x 5 Units, INDIA).
- 2009. 05.
- [Received] Awarded “The Best Supplier of the Year” by TOSHIBA.
- 2008. 08.
- [Established/Transfer] Expanded Factory II (Prefabricated Piping) from 27,808㎡ to 57,000㎡.

- 2007. 09.
- [Acquired/Certificate] Acquired ISO 14001 Certificate.
- 2007. 09.
- [Contract] Signed the Multiple Purchase Agreement with SIEMENS.
- 2007. 05.
- [Acquired/Certificate] Acquired PED "H" and "H1" Certificates.
- 2005. 11.
- [Received] Won the Kyunghyang Energy Award (Prime Minister's Prize).
- 2003. 12.
- [Received] Awarded the 10 Million Dollar Export Tower by the Korea International Trade Association.
- 2003. 09.
- [Contract] Signed a Prefabricated Piping Contract with SIEMENS for Incheon CCPP (450MW x 1 Unit, SOUTH KOREA).
- 2001. 06.
- [Acquired/Certificate] Acquired ASME "S" and "PP" Certificates.
- 2001. 05.
- [Contract] Signed a Prefabricated Piping Contract with TAIWAN Power Company for the Taichung #9/10 TPP (550MW x 2 Units, TAIWAN).

1990s
- 1999. 10.
- [Contract] Signed a Prefabricated Piping Contract with Korea Electric Power Corporation (KEPCO) for the Taean TPP #5/6 (500MW x 2 Units).
- 1999. 08.
- [Selected/Designated] Designated as a Promising Advanced Technology Company.
- 1998. 05.
- [Selected/Designated] Selected as a 100PPM-Certified Company by the Small and Medium Business Administration.
- 1997. 07.
- [Acquired/Certificate] Acquired KEPIC Qualification Certificate.
- 1996. 12.
- [Received] Awarded the Quality Award by Doosan Heavy Industries & Construction Co., Ltd.
- 1996. 02.
- [Established/Transfer] Established Factory II in Jinju (Prefabricated Piping).
- 1995. 04.
- [Acquired/Certificate] Acquired ASME STAMPS “NPT” and “NA (SHOP & FIELD)” / “ISO 9001” Certificates.
- 1994. 12.
- [Established/Transfer] Established the corporate-affiliated research institute (Seonghwa Technology Research Institute).
- 1992. 05.
- [Contract] Signed a technology transfer agreement with LISEGA of Germany.
- 1990. 07.
- [Established/Transfer] Established Factory I in Jinju (Pipe Hangers & Supports).


1980s
- 1983. 10.
- [Acquired/Certificate] Acquired Pipe Hanger KS marking permit (Approval No. 3239).
- 1983. 08.
- [Established/Transfer] Establishment of Seonghwa Industrial Co., Ltd. as a corporation






