Ming Dynasty, there was a very prominent Changshu family - Yan Shi family. Some members, not only in Changshu have a great impact on the local history, that is, across the country also has a certain reputation. The altar as an important figure in the Ming Dynasty Qin Yan Zheng, born in the family.

Yan Zheng (154 ~ 1625), the word Che Road, No. Heavenly Lake, is a former scholar of the strict Ne Wu Yingdian second son. He was appointed the prefect Shaowu, due to offend eunuch, resigned from the office back home. New post when he had vowed before God in the City God, "I never go home with a penny Shaowu" to declare his determination to clear vain official. After taking office, the local gentry Shaowu habits along to the prefect example of "tea fruit money", Yan Zheng repeatedly turned down without success, to put the money to use the bridge to go home Shuji. As a result, since the door to Changshu Suzhou Jun Cheng Qi between the south gate collapse destroyed all bridges have been renovated.
Yan Zhengqing is a clean character, he would not join the vulgar display of the flow of sentiment. Similarly, he learned the piano on innovation, but also reflects the pursuit of his ideal.

Yan Zheng has to Chenxing Yuan, Qin Xu Yuexian and other famous musicians were learning the art of playing the qin, and friends with Qin Xu Castle, Zhao Ying-Liang, Chen Yu Road, Yi Zhuang Yue, Qin Shi cave Sang Chuan Qin and others formed an agency to from learn from each other in everyday to improve their playing level. CASINO in wide sign, drawing on the basis of each of the long, serious symptoms of Guqin playing evolved his characteristic clear, micro, light, much of the style. Because of this artistic pursuit, with many of the literati were there to enjoy the same psychological, and therefore imposed the strict piano melodies and the wind, and soon popular within the four seas, had been revered.

Yan Zheng accomplished on the piano school, in addition to its unique performance skills and technique, but more important is his unique piano learning insights. Yan Zheng insight about learning piano, embodied in his chair compile the "loose strings sheet music museum," a book. He pointed out in the book preface: Oblivion and the Music of ancient music in season has not passed, by those who pass, only Chords only. There has been playing a few very clever person, take the word when heard with the word classical, which is known to play a claim; and take the ancient music, a sound when a word, and claiming to understand music, and do since ancient times so? a word Feng soft voice singing to the words, there should almost throughout the pentameter, so the ancient music in a word, I do not know to play piano on a few. This make the sound and word matching, obviously does not make sense, consider the inherent poetry and music, probably with the text word is music to singing, rather than to determine the music's lyrics. Now pop melodies, great players and not only mastered the language and music. In response to this phenomenon, Yan Zheng determined efforts to change, so with the "loose strings Hall sheet music" come out.

"Pine Hall sheet music strings," a book released in the Ming Dynasty forty-two (1614), received a total of 28 songs, mostly Yan Shi usual practice playing the song. This book which first introduced the "Evening cited" one, is still circulating. As the book opens a generation of piano style, has become Yushan Qin faction Cornerstone: the spectrum of the inside and push for the positive sound, Yushan Qin sent then name the world.

Piano study in the history of ancient China, who has appeared Plains School, Mindanao cap camp, Wuling faction, Guangling School, Yushan send five Qinpai. Among them, the Yushan school experienced a Ming Dynasty (1573 ~ 1620) to the Qing Emperor Kangxi (1662 - 1722) Dynasties dominate the piano scene nearly a hundred years time, the thriving scene, the history of science in the Huaxia Qin quite rare. This effect, of course, first attributed to Chen Yan Zheng does not rigidly adhere to law, and in succession in the past on the basis of the traditional piano study and development efforts to be innovative.

After Yan Zheng, Yu Shanqin send transmission continued. To the modern, Changshu has emerged as Wu Jinglue who was employed by the Central Conservatory of Music by the famous Guqin home.