Hangzhou Lansong Visual Technology Co., Ltd. is located in Room 506, Building 2, No. 18 Science and Technology Avenue, Yuhang Street, Yuhang District, Hangzhou City, Zhejiang Province. It specializes in software development services. Since its establishment, the company has been focusing on the research and application of image and video segmentation technology, independently developing algorithm SDKs including GreenMatting, AI portrait matting, layer container, and so on. The LanSong Algorithm SDK is mainly used for the development of application software such as video conferencing systems, Android hardware live streaming devices, mobile live streaming software, and entertainment short videos.