CTI provides inspection services for disinfection products related to port inspection. CTI conducts pest risk assessments on customers' working environment, building environment and employee operations, and combines domestic and international regulations and international quality standard systems to tailor pest control programs. Through trend analysis of the monitoring equipment data, it is found that there are areas with high risk of insect pests. Huatest conducts timely control and processing, and provides professional rectification suggestions to customers. China Test pays more attention to the reduction of pest risks by physical prevention and control, environmental prevention and control, and structural prevention and control. Minimize the adverse effects of chemical treatment on the environment and ensure the safety of work and production environments.