Bi the 1960s, Pohang wis a smaw coastal ceety wi a population o 50,000. The next major development in Pohang's growthe came in 1968 wi the inauguration o the steel maker POSCO, an the local plant's commencement o production in 1972. The introduction o hivy industry tae the ceety brocht the local economy tae a blend o airn, steel, shipbiggin an fisheries throu the end o the 20t century.