SpeechX is a language learning platform based on artificial intelligence. It facilitates language learning by incorporating the latest Computer-Aided Pronunciation Training technologies, including the Speech Analysis and Scoring, Mispronunciation Detection and Diagnosis, and Mispronunciation Correction. The founding team consists of speech and natural language processing experts who have over 10 years research experience in this topic, and have published 20 related papers in the top international conferences. We also include experienced developers and project managers who have worked in related industry for years. SpeechX was established in 2016. Since then, we have developed various products based on the market needs. We are the only available company having the pronunciation, stress and intonation diagnosis technology, that differentiates us from our competitors.