«RTS Chaîne Nationale» is the flagship public television channel of Switzerland, broadcasting in French. It is owned and operated by the Swiss Broadcasting Corporation (SRG SSR), a public service broadcaster that also operates several other channels in Switzerland, including SRF (German), RSI (Italian), and RTR (Romansh).

The channel's programming is diverse and includes a mix of news, documentaries, dramas, and entertainment. «RTS Chaîne Nationale» is known for its strong commitment to quality journalism and its coverage of Swiss and international affairs. It also broadcasts a variety of cultural and educational programs, as well as popular entertainment shows.

«RTS Chaîne Nationale» is a key part of the Swiss media landscape and plays an important role in informing and entertaining the French-speaking population of Switzerland. It is also a significant contributor to the cultural life of the country, promoting Swiss and international arts and culture through its programming.