Who know the name of this divine song?

This is the melody version of the soundtrack of the film named "Ten Great III of Peach Blossom" or "Three Lives Three Worlds: Ten Miles of Peach Blossoms".

The song Flowing Streams - Timeless Music

On a beautiful day in 1977, a musical masterpiece that NASA sent to space via exploration ships Voyager 1 and Voyager 2. That is the song "Flowing Streams" - The one of Chinese traditional songs.