[eDisclosure Notice] KOSDAQ - 31st

◆AD Technology=Sales or profit structure changed by 30% or more (15% or more for large corporations).

◆MS Autotech=Outside director Yoo Byung-jun resigned early due to reasons related to Ilsan Chamber of Commerce.

◆SJK=Bankruptcy application dismissed.

◆Oi Solution=Cash dividend of 400 KRW per share decided. Total dividend amount is 4.2 billion KRW.

◆KeyEast=Change from co-CEOs Park Seong-hye and Shin Pil-soon to sole CEO Park Seong-hye.

◆SI Resources=Head office location changed to Saemunan-ro, Jongno-gu, Seoul. Reason is relocation due to lease contract termination.

◆K-Sign=Signed a contract worth 4.8 billion KRW with the Military Finance Management Group for establishing and operating a virus prevention system.

◆Ssangyong Information & Communications=Signed an information system service contract worth 26.5 billion KRW with the National Health Insurance Service.