PT. Optima Prima Metal Sinergi Tbk (the Company) was established under the name of PT Asian Prima Indosteel based on Notarial Deed No. 02 of Gema Bismantak, S.H., M.Kn. dated September 5, 2012. PT Asian Perkasa Indosteel, a company incorporated in Surabaya, is the immediate and ultimate parent of the Company. The Company started its commercial operation in 2012.