SAMSUNG ELECTRO-MECHANICS(삼성전기)
R and D Department manager
Sekonix Co., Ltd.
Senior Executive Vice President
AAC Technologies
Vice President Sales and Marketing
Jahwa electronics co.,Ltd
Senior Vice president-Chief Director of Business Devision
Sekonix Co., Ltd.
Sales and Technical Advisor
Daewoo Electronics
R and D manager
Jahwa electronics co.Ltd
Sales and Technical Advisor
Sungkyunkwan university
