Participated in developing the automation system of a driving range with IKEMOTO Company, Japan from Oct. 1996 to Oct. 1997 (while working at LG Industrial System Co., Ltd.)
	Constructed two driving ranges in Korea and two in Japan from Oct. 1997 to Feb. 2000 (while working at LG Industrial System Co., Ltd.)
	Established and registered Zoomtech private company in March 2000
	Closed a contract with Daehan Vending company for developing a coin locker in March 2000 and completed its development.
	Closed a contract with Dongkwang Leisure Development Co., Ltd. for developing cell phone battery recharge vending machine in August 2001 and completed its development
	Closed a contract with ONIT Company, Japan for changing IKEMOTO company’s 44 swing booths in AISAN driving range.
	Completed delivery of goods to AISAN and SANPIA driving ranges in October 2001.
	Closed a contract with Dongkwang Leisure Development Co., Ltd. for developing the unmanned parcel locker system
	Closed a contract with ONIT Company, Japan for changing IKEMOTO company’s 40 swing booths in SANPIA driving range in December 2001
	Closed a contract with ONIT Company, Japan for changing IKEMOTO company’s 72 swing booths in MINAMIGAOGA driving range in February 2002
	Completed delivery of goods to MINAMIGAOGA driving range in April 2002
	Closed a contract with Dongkwang Leisure Development Co., Ltd. for developing the unmanned mailbox system in April 2002
	Closed a contract with Steel Caspy Co., Ltd. for exporting 50 semi-auto Tee-up machines at Tianjin driving range, China in November 2002
	Established Zoomtech Co., Ltd. in November 2002
	Currently developing a tee-up system useful for combined RF/IC cards with ONIT company, Japan in December 2002
	In March 2003, so far, completed contracts and constructions, or under construction of 54 driving ranges with automated facilities locally and internationally.