It is a 4th-class municipality in the province of Pangasinan, Philippines.
According to the latest census, it has a population of 20,187 people in 3,764 households. With its close distance to the China Sea, the town offers magnificent seaside residential areas.It's founder and father was Don Matias Guiang. Long ago in the early part of the last century, a mighty sailor from Paoay, Ilocos Norte, by the name Matias Guiang, by means of his "ponting" plied regularly the China Sea between the Ilocos and Zambales for the purpose of trade.
The Ilocano sailor was popularly known as Matias Gosing due to his congenital defect (cleft palate). Upon his return to the Ilocos he told stories of his flourishing trade and decided to migrate with his neighbors, relatives and friends to Northern Zambales, now the western part of the province of Pangasinan.