Angstrong Tech. (also known as Shenzhen Ansijiang Technology, 深圳市安思疆科技有限公司) is a company that provides 3D sensing and smart hardware. Its products include optical design software, 3D structured light camera, dToF (direct time-of-flight) LiDAR (light detection and ranging) camera, and AIoT smart terminal. The company provides various solutions such as smart door locks, 3D face recognition, 3D volume measurement, robot 3D vision, and electric vehicle identification.