IS DongSeo Co., Ltd. (KOSE:A010780) agreed to acquire 23.83% stake in INSUN Environmental New Technology Co., Ltd. (KOSDAQ:A060150) from E&F Amber Ltd., managed by E&F Private Equity and IS Amber I, Ltd. for KRW 1 trillion on May 3, 2019. IS DongSeo will pay the consideration in cash. Post the transaction, IS DongSeo will hold 28.46% stake in INSUN Environmental New Technology.