How old is the sugar band?

Tangtang Orchestra is a popular female duet orchestra in Beijing. It was founded in 2004. Because both sisters are surnamed Tang, they chose a homophonic band. Sister Tang Yixin is responsible for composing and singing, and sister Tang Jiayue is responsible for composing, arranging and singing. Fresh and modern style. When they were teenagers, they went to Beijing for their dreams. Before the establishment of the Tang Tang Philharmonic Orchestra, the two sisters first wrote songs and lyrics for other artists. Tangtang Orchestra has helped many mainland artists to make music and has been praised many times. Because they have studied music since childhood, they have a profound musical foundation. In addition, under the artistic influence of the father being a famous calligrapher in China and the mother being a music teacher, the artistic accomplishment of the two sisters is extraordinary. Sugar Sugar's famous song "You Sleep with Another Woman".