A domestic mid-sized company has localized a key material for semiconductor ultra-fine processes, previously 100% imported from Japan, and will supply it to Samsung Electronics. According to the semiconductor industry on the 8th, Jaewon, a domestic mid-sized company, has produced high-purity, eco-friendly 'Propylene Glycol Methyl Ether Acetate' (PGMEA), which recently passed Samsung Electronics' quality test and will commence full-scale supply starting this March. This marks the first time a Korean company has independently developed the core raw material for photoresist used in the photolithography process, which Japan previously restricted imports of in 2019 to impact the Korean semiconductor industry, and gained final quality approval from Samsung Electronics. Shim Jae-won, CEO of Jaewon Industry, stated, "With the localization of the key solvent, which we were entirely dependent on imports for, and Samsung Electronics' quality approval, domestic...