CTI provides testing services for geosynthetics related to building materials and construction engineering. Geosynthetics is currently widely used in China. All aspects of project engineering have shown full attention to the quality of geosynthetics. Comprehensive and strict testing of geosynthetics is the most powerful guarantee for the quality of geotechnical engineering and civil engineering. CTI is committed to providing one-stop professional facility safety and quality assurance for public buildings, industry, commerce, infrastructure and other fields at home and abroad.