CAO Dong-fu was born on November 8, 1898 in Deng County, Henan province and passed away in November 1970 of 72 years old. His first name was Dian-you. His father was good at singing Henan Da Tiao and performing yangqin, zhuihu and other instruments. When CAO Dong-fu was seven, he studied in a private school, but left the school at eleven due to poverty. Then he learned the Henan Da Tiao from his father and sang these in tea houses and food yards for living. Later, he learned the Henan Da Tiao, yangqin, zhuihu, sanxian, zheng and other instruments under HUANG Wen-bing and ZHAO Xi-shan of the Henan school. In 1948, he founded the Research Unit of Henan Da Tiao. In 1953, he was invited to perform the zheng solo and also the ensemble in the 1st Traditional Music and Folk Dance Show in Beijing. In 1954, he was invited by the Central Conservatory together with WANG Sheng-wu to make recordings of Da Tiao Qu Zi and Ban Tou Qu and stayed in the conservatory to teach the sanxian of Henan school there.