Wenzhou Zhuanbang Information Technology Co., Ltd. (温州专邦信息科技有限公司) is the developer behind the Grey Dolphin digital human brand, a prominent Chinese provider of AI digital human solutions. The company has secured multiple national patents for technologies such as intelligent livestreaming interaction systems, generalized digital human motion generation, and real-time AI-driven avatar control. Their flagship product suite includes Grey Dolphin T1 servers, customizable AI avatar cloning systems, and full-stack SaaS platforms for video creation, livestreaming, and interactive presentation. These tools are used across e-commerce, government services, disability inclusion, and memorial applications. The company positions itself as a foundational provider of digital human source code and OEM deployment in China, emphasizing open-source solutions to reduce barriers for SMEs. It also operates related services like AI painting and local digital marketing platforms.