2019

• Sep. 09 Completed 50,000m2 (5ha) smart farm in Yining County, Xinjiang Province, China
• Jun. Obtained certification for safety management system(ISO 45001)

2018

• Jun. Conversion to ISO 9001 : 2015 revision
• Apr. Signed a JV agreement with LONGKUN Agroforestry Development Co. Ltd in Xinjiang Province, P.R.C.

2016

• Mar. Changed corporate name to ISU Chemical CO.,Ltd

2013

• Oct. Was awarded the 50th KITA Award for achieving 500 million USD in exports
• Jan. Established a representative agency in Singapore

2012

• Oct. Completion of NaSH Plant
• Oct. Completion ceremony of GOC LAB plant in China

2011

• Dec. Was awarded the 48th KITA Award for achieving 400 million USD in exports
• Oct. Contracted for the joint development of PT manufacturing technology
• Oct. Contracted for the MEK joint venture

2009

• Dec. Established Great Orient Chemical Taicang Co.,LTD. in Taicang, China

2008

• Sep. Succeeded in developing ‘NMP’ independently
• Mar. Completed the IPA Plant

2007

• Dec. Merged ISU Germany with ISU Europe
• Mar. Established a representative agency in Shanghai

2004

• Oct. Won 8th Industry Peace Prize in Ulsan
• Apr. Established a liaison office in Mexico City
• Mar. Established ISU Chemical Gmbh in Mannheim

2003

• Nov. Won 11th quality management award in Korean National Quality Award
• Oct. Won KS Grand Prize
• Sep. Selected as a leading company for new labor-management culture

2002

• Aug. Acquired Marcel plant in France

1998

• Jun. Was awarded the Excellent TPM Company Award
• Jun. Revamped(2nd) the NP Plant 4 (to annual output of 216,000MT)
• Feb. Completed the precision chemistry plants

1997

• Nov. Created a JV lubricant sales company in Poland (ISUTLI Sp.zo.o.)
• Nov. Completed the TDM plant (annual output of 6,000MT)
• Oct. Revamped(4th) the linear alkylbenzene plant (LAB: annual output of 140,000MT)
• Jun. Was certified for environmental management system (ISO 14001: DNV Certification Agency)

1996

• Nov. Was recognized by Minister of Science and Technology for a new domestic technology manufacturing refrigeration oil (for R-134a)
• Oct. Revamped the Special Solvent plant (annual output of 27,000MT)
• Oct. Revamped(first) the N-P Plant 4 (annual output of 198,0100MT)
• Mar. Changed the company name to ISU Chemical Co., Ltd
• Feb. Was awarded the Economic Justice Company Award

1995

• Nov. Was awarded the 100-Million-Dollar Export Tower
• Nov. Was certified for quality management system (ISO 9001, KSA 9001: DNV Certification Agency, KSA)

1994

• Dec. Was awarded the Office Environment Grand Prize.
• Dec. Signed the overseas joint venture contract regarding DIY-CORE for TVs (China)
• Sep. Completed the Special Solvent plant (annual output of 12,000MT)
• May. Revamped(3rd) the N-P plant (annual output of 186,000MT)
• Mar. Completed the special solvent plant (annual output of 35,000MT)

1993

• Aug. Revamped(3rd) linear alkylbenzene (LAB; annual output of 120,000MT)
• Jul. Completed its head office

1992

• Feb. Renovated(2nd) the N-P plant

1991

• Nov. Revamped(first) the N-P plant (annual output of 158,000MT)

1990

• Sep. Completed the Onsan plant for normal paraffin (annual output of 132,000MT)

1989

• Jan. Filed the technology introduction contract regarding the manufacturing process of the hydrogen plants.

1988

• Dec. Filed the technology introduction contract regarding the manufacturing process of the propylene plant.
• Nov. Was awarded the 50-Million-Dollar Export Tower.
• Oct. Increased its capital by 60% (27.84 billion won of equity capital)
• Sep. Filed the technology introduction contract with UOP regarding the normal paraffin manufacturing technology, and was awarded the Productivity Grand Prize in the “cost reduction” section. (Korea Productivity Center)
• Apr. IPO (17.4 billion won of equity capital)…Initial public offering
• Mar. Signed the technology introduction contract concerning grease manufacturing technology, with a France-based Total CFP company
• Mar. Completed the special industrial oil plant

1987

• Nov. Was awarded the Presidential Award for its contribution to energy saving.
• Oct. Completed the lubricant plant (Onsan: annual output of 73,000KL)
• Jul. Transferred the entire distribution business
• Jun. Revamped the linear alkylbenzene (LAB) plant (annual output of 100,000MT)
• Jun. Revamped the branched alkylbenezene (BAB) plant (annual output of 20,000MT)
• Jun. BAB plant was capable of producing LAB (annual output of 30,000MT)
• Apr. Was awarded the Science & Technology Promotion Bronze Tower Industrial Medal
• Mar. Acquired Ilkwang Chemical Industry

1986

• Nov. Was awarded the 20-Million-Dollar Export Tower
• Jun. Revamped(2nd) the linear alkylbenzene (LAB) plant (annual output of 50,000MT)
• Mar. Signed the technology introduction contract for lubricant manufacturing technology, with a France-based company, Total

1985

• Jun. Revamped(1st) the linear alkylbenzene (LAB) plant (annual output of 30,000MT)

1982

• Mar. Completed the PILOT plant and the hydrogen refining plant

1980

• Aug. Completed the linear alkylbenzene (LAB) plant in Ulsan (annual output of 20,000MT)

1978

• Dec. Signed a contract with US U.O.P to introduce PROCESS technology.
• Sep. Started the construction of the linear alkylbenzene (LAB) unit.
• Aug. Registered to the petrochemical industry of branched alkylbenzene (BAB) (annual output of 20,000MT)

1973

• Apr. Started to produce branched alkylbenzene
• Jan. Completed the branched alkylbenzene (BAB) plant in Ulsan (annual output of 13,000MT)

1971

• Apr. Started construction branched alkylbenzene BAB) UNIT.

1970

• Apr. Contracted for the Ulsan petrochemical complex building lots

1969

• May. Contracted for the introduction of patented technology and secured an authorization for the loan contract by the government.
• Jan. Established and Registered the company (ISU Chemical Co., Ltd.)
• Jan. Contracted for the loan with UHDE from Western Germany