In 2020, the number of third-party mobile input method users in China will reach 755 million, a year-on-year increase of 3.6%, and the user scale is expected to further expand. The first is the continuous increase in the size of Chinese mobile phone netizens. With the continuous development of mobile Internet, the number of mobile Internet users in China has reached 989 million, which provides a favorable social development environment for third-party mobile phone input methods. With the normalization of epidemic prevention and control, online office and online education have become the fastest-growing scenarios. The penetration rate of the use of AI keyboard input functions continues to rise, and it is expected to transform into a new rigid demand in society. According to data from iiMedia Research, the AI voice input function has become an important way for users to input efficiently, and over 60% of users prefer to use it. At the same time, more than 30% of users are proficient in text recognition and intelligent error correction. With the development of online office and online education, users' awareness and demand for functions such as intelligent prediction and intelligent translation will continue to be stimulated. In the iterative upgrade process of mobile phones, the input method has always played the role of an indispensable application. As a rigid demand in the market, the application will continue to deepen in the future under the development of 5G and AI technology.