I have been working in the electronic materials market for over 23 years through Samsung, KRI, Rohm and Haas Electronic Materials, Dow Chemical, and DowDuPont and served various roles in R&D, sales, marketing, and business successfully. Especially, global strategic marketing role, global R&D role, and global business director for last 8 years. I accomplished some new business development, operation of global R&D organization with a successful track record in business, and management of a business unit through build-up organization, global communication, global customer net-work, and long term business plan aligned to customers.