[1] The company's main business areas are non-ferrous metal processing, such as bi-metallic coins and copper alloy products, which account for 70% of sales, and it also manufactures various military ammunition, gunpowder, and propellants.

[4] In the 1990s, the company developed its own bimetallic coin for euro currency made of copper alloy materials and began supplying it to the Netherlands and Italy in 2001.

[4] As a result of accelerating the industrialization of import substitution by research and development from 1973, in the late 1970s, all kinds of small, medium, and large-caliber rounds used in the Korean military began to be produced, and the localization rate of parts was 95 percent.

[4] In 1982, after acquiring the 1st armory in Busan, it established a subsidiary, PMC, to produce various military and sports rounds based on small-caliber ammunition manufacturing technology.

[8][9] The impact of the Russo-Ukrainian war has sent demand and prices for military ammunition soaring, and exports of various large-caliber rounds abroad boosted sales in the company's defense division in 2023.