Founded in 2011, Datatang works to serve AI researchers with diverse research background through multiple data solutions. Datatang has built solid partnership with many of the most influential companies and academic institutes in artificial intelligence industry worldwide. For the purpose of providing professional training datasets, customized data collection and annotation data solutions, Datatang has opened 7 branches in China and one in Sunnyvale, California, to work closely with the autonomous driving clients in Silicon Valley. With accumulation of 13,000 hours of Chinese Mandarin and dialects speech data, and over 15,000 hours of foreign languages, Our speech data is mostly wide use in ASR, recognition for voice assistant/control used in mobile, in-car system, smart home control and also speaker recognition though sound groove. As a trusted partner to autonomous driving companies, we have conducted hundreds of collection and annotation projects for object detection, multiple camera tracking, abnormally detection, driver behavior study, point cloud annotation and etc. Datatang is committed to helping our clients in achieving higher performance of AI research and data analysis.