Da Ruan (pinyin: dà ruǎn) is a Chinese plucked musical instrument, created during the reign of Emperor Wu of the Han Dynasty (140 BC-87 BC), and it was called Pipa at that time. Ruan (ancient pipa) - named after Ruan Xianshan, one of the Seven Sages of Bamboo Forest, who played this instrument. As a kind of Ruan, Da Ruan plays the main role of bass and chorus in the ensemble; its sound quality is round, rich and beautiful, deep and tactful, and it is one of the important members of the national band, opera band, and national symphony orchestra. Beautiful solo instrument.

The body of the pipa is pear-shaped, while the sound box of the Ruan is round; the pipa is a musical instrument from the Western Regions in ancient times, and the Ruan is a traditional musical instrument in my country.

Ruan was called Qin Pipa in the Han Dynasty, Ruan Xian in the Tang Dynasty, Ruan in the Song Dynasty, and the ancient system was maintained until the Qing Dynasty.

In order to fully implement the State Council's guiding opinions on the development of social organizations and implement the tasks assigned by the Ministry of Culture and Tourism, the China Social Arts Association established the China Social Arts Association Artistic Proficiency Examination Committee (hereinafter referred to as the Grade Examination Committee). Experts and professors in various social art industries across the country have created a grading system for China's social art level. In line with the purpose of "promoting national culture, popularizing social art education, developing my country's cultural and artistic undertakings, and improving the cultural and artistic literacy of the whole people", the grading examination committee organizes, regulates and coordinates the national social art assessment work.

Chinese national plucked musical instruments. It was created during the reign of Emperor Wu of the Han Dynasty (140 BC-87 BC), and it was called Pipa at that time. Ruan (ancient pipa) - named after Ruan Xianshan, one of the Seven Sages of Bamboo Forest, who played this instrument.