X15 RTK is a new product that integrates CHC’s Video Photogrammetry technology, supporting video measurement achieving what you see is what you measure, and can be measured while walking. Support AR real scene navigation and immersive real scene 3D lofting, with no getting lost and one shot in place, improving efficiency by 50%. Upgraded the anti daze design of the center pole, combined with following the lofting, the lofting base map rotates with people, and the navigation is viewed from the first perspective, without the need to struggle to identify direction and distance. Upgraded Huace Yizhang Network ™ The same origin 2.0 algorithm as the cloud has increased the fixed rate to 96%. Support non-invasive super inertial navigation, no initialization required, point to point measurement, and reliable accuracy. At the same time, it supports continuous testing without network interruption and can be tested.