CTI provides foundation pit, supporting structure and building (structure) monitoring services related to engineering site monitoring and measurement. Huace's foundation pit monitoring items include: 1. Horizontal displacement; 2. Vertical displacement; 3. Enclosure wall Deep horizontal displacement; 4. Deep horizontal displacement of soil; 5. Internal force of wall (pile); 6. Internal force of support; 7. Vertical displacement of column; 8. Tension of anchor rod and soil nail; 9. Uplift of pit bottom; 10. Earth pressure; 11. Pore water pressure; 12. Groundwater level; 13. Vertical displacement of the soil layer; 14. Vertical displacement of the surface behind the wall; 15. Cracks; 16 Inclination; 17 Deformation of the surrounding underground pipelines.