Zhangtong AI Digital Human, developed under the brand Zhangtong Jiayuan (ztjy.cn), 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 transformative tools in sectors such as education, retail, and customer service. In education, they are used to animate historical figures and enhance classroom engagement, while in retail and commercial applications, they serve as virtual guides and brand ambassadors to boost user interaction and marketing outcomes.