PereDoc (青燕祥云) is an innovative science and technology enterprise specializing in the research and development of intelligent healthcare, medical imaging, pathology, and electrophysiology aided diagnosis platforms based on artificial intelligence (AI) deep learning technology. PereDoc combines massive medical data to develop a multimodal medical diagnosis platform, so as to build a digital, mobile, intelligent and multimodal innovative medical platform with leading international cloud computing, big data and AI deep learning technologies.