MASAN HIGH-TECH MATERIALS DELIVERS RECORD REVENUES AND NPAT POST-MI OF VND196 BILLION IN FY2021

Hanoi, 9 February 2022 – Masan High-Tech Materials (HNX-UpCOM: “MSR”) (“Masan High-Tech Materials”, “MHT” or the “Company”), one of Vietnam’s largest integrated industrial mineral and chemical
producers, reports its results of the 2021 fourth quarter (“4Q2021”) and financial year of 2021 (“FY2021”).