2017, worldwide famous companies, such as google, amazon, apple entered in the smart speaker market, Chinese companies also come into this market, including, MI, Alibaba, Lenovo, JD. Recently, more Chinese operation companies also released new speaker products. From the beginning of 2018,we could find more similar products, the competition would be more and more peak, If the smart speaker named AI will be the entrance of smart home as all the companies announced, we had to see