hossein noorani, director of research of the general department of islamic culture and rashad of mazandaran , to hear more from him, mr. n. ishaghi, one of the great and famous musicians of mazandaran. and in fact, they are among the human treasures that the cultural heritage organization registered them as a lasting national heritage in 2016 and gave them the first class of art by the ministry of culture, guidance and they are the greats of mazandaran music and in fact they are the only ones. you also mention their works . they have different works that you, our people, may have seen with some of their songs in the capital series. at my age, the songs they sing and the songs they sing are well known to the people , what is the purpose of this ceremony? in fact , i should thank the iranian national distinguished works association and the general directorate of culture. mazandaran who respect the inheritors of culture and it is going to be a great gift for them let this program will actually be held today at 4:00 pm in the honorable society. thanks to a lifetime of efforts of professor ishag