According to the spirit of the 2020 NPC and CPPCC sessions, China is vigorously promoting the renovation of old residential areas and existing buildings in cities and towns to solve people’s livelihood problems. The existing buildings in the old residential areas in cities and towns have many hidden safety risks, such as hollow drum, cracking, leakage, damage and so on, which has become an urgent problem to be solved. At present, the infrared thermal imaging technology has gradually matured, and the temperature profile can be obtained by scann...
