According to the query of Baidu Library, specifically, "inviting you" means inviting you to participate; "* * * Enjoy" means to share and experience together; "Folk music feast" refers to a grand activity or performance with folk music as the theme, which may include traditional music performance and dance performance.
This sentence means to invite you to participate in a feast with the theme of folk music, so as to enjoy and enjoy the music and cultural experience. This is a friendly invitation. I hope you can participate in it and enjoy the beauty of music and culture.