What is the folk purple bamboo tune?

Zizhu Tune is a folk song ditty and love tune in the south of the Yangtze River, and it is also a basic tune commonly used in Shanghai local opera, Shanghai opera and burlesque. "Purple Bamboo Tune" is relaxed and lively, tactfully smooth, not only pleasing to the ear, but also strong in singing, so it has always been the "popular music" of Shanghai people in different periods. From the love song "A purple bamboo goes straight to Xin Wei and gives it to my brother to play the flute" sung in the streets and lanes to the famous "Purple Bamboo Tune" sung by Zhu Mingying, an actor of the Oriental Song and Dance Troupe in the Shanghai opera "Arhat Money", the song has been floating over the city of Shanghai.