Jiangnan Sizhu Music Seattle Preserving Strength ditty is a kind of traditional music in China, which belongs to the small tune of Jiangnan Sizhu Music. Seattle's energy-saving ditty originated in the Ming Dynasty and was popular in the Qing Dynasty. It was created by folk musicians in Suzhou. Because of its beautiful style, euphemistic melody and brisk rhythm, it is known as one of the famous songs in the south of the Yangtze River. Silk and bamboo, the collective name of China traditional national stringed instruments and bamboo wind instruments, were created by China ancestors.