HOME > Introduction > History
. 1999. 04 Established Taejong E.S.T Co. Ltd in Korea
(Business Item: Silicon, LCD BACK-LIGHT)
. 1999. 07 Started export to China, Hongkong, Taiwan (Industrial Silicon)
. 2001. 06 Selected as Export Prominent Small Company (Korean Government)
. 2001. 07 Certified ISO9001
. 2001. 10 Acquired UL Standard (Silicon)
. 2002. 05 Selected as Prominent Small Company (Korean Government)
. 2002. 08 Certified ISO14001
. 2003. 05 Authenticated a foundation of Company Research Center
(Korean Government)
. 2003. 12 Expanded and moved to Sinsaok (Sihwa National Industrial Zone)
. 2005. 12 Established Yan Tai Yisite Silica-gel Science Technology Limited.
(Yan Tai in China)