Notice of Interest Sub. S — hldr (Section 137 of CA 2016) — UNIRUBBER (HONG KONG) INVESTMENT CO LIMITED

Notice of Interest Sub. S-hldr (Section 137 of CA 2016) MM COMPUTER SYSTEMS BERHAD Particulars of Substantial Securities Holder Name UNIRUBBER (HONG KONG) INVESTMENT CO LIMITED Address Room 1611, Block B Huarun Building No. 6 Shandong Road Shinan Shandong Qingdao 266000 China. Company No. 52946634 Nationality/Country of incorporation China Descriptions (Class) Ordinary Share Name of registered holder Unirubber (Hong Kong) Investment Co Limited Address of registered holder Room 1611, Block B Huarun Building No. 6, Shandong Road Shinan 266000 Shandong, Qingdao, China Date interest acquired & no of securities acquired Date interest acquired 23 Sep 2026 No of securities 30,303,030 Circumstances by reason of which Securities Holder has interest Acqusition of ordinary shares via Direct Business Transaction Nature of interest Direct Interest Total no of securities after change Direct (units) 30,303,030 Direct (%) 5.34 Indirect/deemed interest (units) 0 Indirect/deemed interest (%) 0 Date of notice 24 Sep 2026 Date notice received by Listed Issuer 24 Sep 2026 Announcement Info Company Name MM COMPUTER SYSTEMS BERHAD Stock Name MMCS Date Announced 24 Sep 2026 Category Notice of Interest of