Mother Tongue Planet focuses on the research and development of a new category of “foreign language teaching machine”, which makes up for the shortcomings of “foreign language learning that cannot be integrated into life” and “oral communication in life situations” by virtue of the characteristic advantage of “allowing every family to create a pure and natural foreign language exchange environment”. With the characteristic advantage of “allowing every family to create a pure and natural foreign language exchange environment”, the new category of “foreign language tutor” makes up for the shortcomings of “foreign language learning that can't be integrated into life”, and solves the pain point of parents: “if you don't know a foreign language, you can't create a foreign language environment in your home, and if you can't have a parent-child speaking, you can't let your child naturally learn a foreign language.