Founded on March 12, 1990, in the city of Palmitinho, Grupo Chiru radio stations, year by year, has been going through an investment and modernization process, both visual and operational. Born as AM 1380, the company was strengthened in the market and expanded its frequency to 107.9 FM stations in 2010 and, more recently, to 91.1 FM in 2018. To further consolidate itself as a Group, its brand it underwent a process of updating and modernization, combining the concepts of solid and perennial, characteristics acquired by the Chiru Group in its three decades of activities. With the union of three broadcasters, the Group has grown and continues to expand constantly, becoming more and more a reference in credible information, in addition to adding a varied program that captivates not only the north of Rio Grande do Sul, but also the west of Santa Catarina. For this reason, the Chiru Group is considered to be a radio powerhouse in Rio Grande do Sul.