The Municipality of Tboli is a 1^st class municipality in the province of South Cotabato. It is composed of 25 barangays.

The 2015 Census of Population conducted by the Philippine Statistics Authority reported that Tboli has a total population of 91,453. The population is composed of mostly T'boli and B’laan indigenous people. This population is distributed over 895.83 square kilometers of land.

Tboli is known as an eco-cultural tourism destination with various gold reserves, crop plantations (pineapple, tropical fruits and corn), livestock, cement manufacturing potential, forest products ( rattan, bamboo) abaca handicrafts (t’nalak), ornamental ferns production potential, watershed resources, inland fishing, geo-thermal resources and wildlife resources.

In 2015, Radyo Katribu was established by the National Nutrition Council in partnership with Municipal Government of Tboli under the Nutriskwela Community Radio Network Program Phase IV. The T’boli word “katribu” stands for community.

At the time of its establishment, the prevalence of underweight among pre-school children was 8.52%. As of 2018, the prevalence of underweight is at 4.80% (Operation Timbang Plus, NNC).

DXNR-FM 103.3 RADYO KATRIBU is located at the Municipal Information Office, LGU Complex, Poblacion, Tboli, South Cotabato. It began airing on 15 April 2015.

In 2017, the National Nutrition Council upgraded the transmitter of Radyo Katribu from 100 watts to 300 watts with Effective Radiated Power (ERP) of 600 watts. The radio station can be clearly heard in 10 out of 25 barangays of the municipality.