深言科技 (DeepLang)

DeepLang AI (北京深言科技有限责任公司) is a Beijing-based AI company founded in 2022, incubated from Tsinghua University's Natural Language Processing Lab (THUNLP) and the Beijing Academy of Artificial Intelligence (BAAI). The company builds next-generation intelligent text processing engines powered by large-scale pre-trained language models, covering AI content generation, information extraction and aggregation, and semantic retrieval. Its flagship products include Yuejing (语鲸), a 10x-efficiency personal information assistant, and Shenyandayi (深言达意), a smart writing tool that finds precise words and phrases from vague descriptions. DeepLang has served over 6 million users and signed commercial agreements with multiple state-owned enterprises and industry leaders in China.