KOSTECSYS is an High power device package company founded in 1997. The company is headquartered in Incheon, KOREA. Under the ... slogan of to be the best provider of advanced - High performance packages for RF Power Devices - Heat Dissipation QFN - LCP PKG for High Frequency - Air Cavity Ceramic Packages - LCP Lids with B-Stage Epoxy - Ceramic Lid with B-Stage Epoxy - Hermetic Packages - Heatspreader Flanges - IGBT Spacer - AMB substrate. - High Power Laser Diode Stem KOSTECSYS provides High performance packages through the in house process. Our strength are Raw Materials and Brazing processes, and Various surface treatment technologies The mission is to deliver high value, high quality products, and to continuously improve all aspects of our business to exceed our customers needs in order to achieve profitable growth. Thank you! read more