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Zhangtong AI Digital Human, developed under the brand Zhangtong Jiayuan（张通佳源）, is positioned as an enterprise-focused provider of AI digital human technology. Drawing on over a decade of educational technology expertise from its parent company, Shenzhou Ying, Zhangtong integrates proprietary digital human models with large language models such as DeepSeek-V3 to deliver real-time, multilingual interaction and highly realistic digital replicas. The company promotes its digital humans as practical tools across education, retail, and customer service contexts, with educational deployments focusing on animating historical figures and supporting classroom engagement, while commercial implementations position digital humans as virtual guides and brand ambassadors designed to increase user interaction and marketing effectiveness.