Benefiting from the sustainable and rapid development of the national macroeconomic and the increasing level of living level, as well as the strong promotion of downstream applications such as the sports, cultural undertakings, cultural industries, and art entertainment. In recent years, China's professional audio industry has developed rapidly. 2006-2010 2006-2010 In the year, the scale of China's professional audio market increased from 10.4 billion yuan to 24.198 billion yuan, and the annual compound growth rate reached 23.51%0 "Twelfth Five -Year Plan". With the further development of the domestic economy, the "Twelfth Five -Year Plan" plan, "Culture Culture" Planning of Industry Revitalization Plan, "Twelfth Five -Year Plan for Sports Industry" encouraged policies to support the development of downstream industry development, as well as the holding of large -scale events such as the 2011 Shenzhen Grand Games and the 2013 Tianjin East Asian Games. The growth rate of growth can reach about 13.32%. By 2015, the market size of the industry will increase to 47.279 billion yuan.