Because airport pavement requirements are very strict, there are strict requirements on the elasticity, elongation, elastic recovery rate and bonding strength of the material, and the performance of conventional grouting glue cannot be met. Huatong silicone caulking adhesive is a new road maintenance material independently produced and developed by Huatong Company. It is the company's patented product. High-performance products, all aspects of material performance can fully meet the requirements of airport runways. There are many construction cases of airport runway joint filling, and the results are excellent