Growth period

2005

• Energy Established a sale contract on general oil with SK Energy

2004

• Hanyu Won ‘Business Award’ organized by International Management Institute of The Federation of Korean Industries

2003

• Hanyu ISO Certificate (9001, 2001)
• Energy Opened an airport gas charging station
• Completed the construction of Hanyu Chemical Ulsan Plant

2002

• Hanyu Established Hanyu Chemical

2001

• Hanyu Established Cheongju Branch and started fueling airplanes
• Energy Established a subsidiary in Singapore

1999

• Hanyu Proclaimed management philosophy
• Hanyu Completed construction of the Head Office building before relocation (Hanyu Building, Yangjae-dong, Seocho-gu, Seoul)

1997

• Nextel Established an agency contract with SK Telecom

1993

• Energy Hankook Special Oil Sale Corporation→Hankook Special Oil Corporation
• Energy Hankook Special Oil Service→Hankook Industrial Oil Corporation
• Energy Established an asphalt sale contract with KNOC

1991

• Energy Established Hankook Special Oil Service and entered into a lubricant sale contract with KNOC Hooks

1989

• Hanyu Ki-Heung Park was inaugurated as CEO