Zangu is a free APP for systematic language training using artificial intelligence technology within the educational field. Zangu, a language learning platform supported by the power of AI, is developed by Aitu (Shanghai) Technology Co., Ltd. Engineered by educational technical experts from multi-national profession teams, we systematically integrated AI technology to the teaching of 7 languages, including English, French, Japanese, Korean and Chinese, which opens a new era of true artificial intelligence education. Zangu - Stairs to the red carpet, aims at children with a certain language foundation. Using AI speech recognition, it is an excellent tool for language ability improvement training. Through the continuous voice mimicking output of drama script lines, children can speedily improve their language skills. On the basis of language ability improvement, Zangu - Stairs to the red carpet also helps increase a child's creativity, sensitivity, fluency, flexibility, imagination, emotional stability, sociability, moral attitude, life-style balancing and coordination ability, and communication skills.