sentences:  The couple communicates with each other by connecting the fruit-stand to the medical clinic via a string, along which they transport baskets filled with objects back and forth to each other,which also known as fruit throwing connection(zhiguo yuan Chinese：掷果缘） .Later, Miss Zhu visits Zheng's fruit stand and he helps her to get rid of a gang member who has been harassing her.Eventually, Miss Zhu and Zheng fall in love, but Doctor Zhu opposes the relationship because of Zheng's lower socioeconomic status.