Han Chinese Pipa Shape Its Evolution

As a traditional Shells stringed instrument, Pipa has been widespread since Qin Dynasty. There are many different option about where is the cradle of Pipa. In my viewpoint China Pipa was developed as a Chinese traditional instrument by combined advantage of foreign instruments, form and playing method under Chinese people's effort. Been a Chinese traditional instrument, Pipa has thousand years history. I want to discuss the process of pipa's form and explain Chinese pipa, as a original instrument, has been progressed by Chinese people in thousand year. At mean time, I can coordinate the history of pipa and assist in the development of pipa in nowdays.