中国民族管乐器历史悠久,种类繁多,在音乐、歌舞、表演艺术中起着重要的作用。解放后在党的文艺方针指导下,各地相继成立了民族乐团和民族乐队,民族音乐事业得到了发展。为了适应新的形势和当前工作的需要,民族管乐器的改革就更加迫切。近年来,民族管乐演奏者和乐器厂的师傅们合作,在乐器改革方面取得了很大成绩。笙的改革,体现在提高了笙簧的质量,增加了笙苗(音管),安装了扩音筒;音量增大了,音域扩展到近三个八度,表现力大为丰富。有位外宾听了笙独奏后说:“这件乐 Chinese folk wind instruments have a long history and a great variety, and play an important role in music, song and dance, and performing arts. After the liberation, under the guidance of the party’s art and literature guideline, ethnic orchestras and national orchestras have been established all over the country and the cause of national music has been developed. In order to adapt to the new situation and the needs of the current work, the reform of ethnic wind instruments is even more urgent. In recent years, ethnic music performers and master of musical instrument factories have made great achievements in musical instrument reform. Sheng reform, reflected in improving the quality of the Sheng spring, an increase of Sheng Miao (sound tube), the installation of a megaphone; volume increases, the sound field expanded to nearly three octaves, the performance is greatly enriched. After listening to a solo guest said: "This piece of music