Yin William, formerly known as Yin Guogang, is an academician of the British International Dance Teachers Association (IDTA), a member of the China Standard Dance Association and an A-level teacher of the China International Standard Dance Association. I began to learn international standard dance from middle school, and 1997 was admitted to Beijing International Standard Dance Academy, majoring in international standard dance. In July, 2000, she was awarded the qualification certificates of Latin dance and modern dance by the British Dance Teachers Association with excellent results. In order to better promote and spread international standard dance in China, the author was admitted to the Art Department of Beijing Normal University to study dance education. After graduation, he has been teaching in provincial sports institutes, municipal sports schools, cultural groups and large-scale fitness clubs in Hunan and Guangdong, and has made great achievements in ballroom dancing teaching, and summed up a set of scientific and effective teaching methods suitable for China students. In the teaching process for professional players and amateurs of different ages, it has been fully affirmed, and it has also delivered many potential students for vocational colleges. Some people have made their mark in large-scale international and domestic competitions. The author himself is deeply respected and loved by the students with his exquisite dance attainments, rigorous teaching methods and down-to-earth working attitude.