Changsha sound edge. Changsha Shengyuan Culture Communication Co., Ltd. (formerly known as Changsha Wuxing Education Consulting Co., Ltd.), founded on 20 1 1, is located in Changsha City, Hunan Province, and is an enterprise mainly providing business services. Organizing and planning cultural activities; Enterprise marketing planning; Brand promotion and marketing; Conference services; Educational consultation; Music consulting service; Art pattern design service; Literary and artistic creation services; Musical instrument sales. (Projects subject to approval according to law can only be operated after approval by relevant departments). The excellent training teacher in Changsha Shengyuan Music Classroom is the first LS teaching method in China, which combines piano practice with professional digital integrated equipment to practice songs.