Leading the market
with the best technology
1980s
1986.02Founded Taeyang Industry (Simjeong-dong, Bucheon)
1987.10Relocated to Sangok-dong, Buk-gu, Incheon
1990s
1992.03Started construction of new factory in Namdong Industrial Complex (693-6 Gojan-dong, Namdong-gu)
1992.07Completed and moved into new factory in Namdong Industrial Complex
1994.01Incorporated from Taeyang Industry to Taeyang Chemical Co., Ltd.
1994.06Registered as trading company and started import/export business
1995.12Obtained toxic substance sales license
1999.10Acquired and registered 2nd factory (694-1 Gojan-dong, Namdong-gu, Incheon)
2000s
2000.10Obtained ISO 9002 Quality Assurance System certification (Korea Quality Assurance Center)
2002.02Selected as excellent company by Industrial Bank of Korea (IBK FAMILY company)
2002.10Developed eco-friendly new urea resin in industry-academic cooperation with Kwangwoon University
2003.04Obtained CLEAN workplace certification (Minister of Labor)
2003.11Awarded model fire service company (Mayor of Incheon)
2003.11Obtained ISO 9001:14001 (Quality & Environmental Integrated Management System) certification (Korea Quality Assurance Center)
2004.05Established corporate research institute (Korea Industrial Technology Association)
2005.01Obtained patent for water-soluble polyurethane adhesive for floor veneer and its manufacturing method
2006.04INNO-BIZ certification
2008.04Eco-friendly building materials certification
2009.07Conducted small and medium enterprise technology innovation development project (development of wrinkle treatment agent and processing technology)
2010.06Expansion of 2nd factory facilities (installation of 25m³ phenol reaction equipment)
2010s
2017.04Dongwha Enterprise acquired Taeyang Chemical Co., Ltd.
2019.10Expansion of the New and Main Buildings
2020s
2020.08Establishment of a Hazardous Material Manufacturing Facility
2024.12Obtained permit for Hazardous Chemical Substance Manufacturing