Pesticide registration toxicology testing items were divided into different test items according to the registration requirements of pesticide preparations, original drugs and their metabolites. Pesticide preparations were mainly tested for acute toxicity; The test contents of the original drug and its metabolites are carried out in different projects according to the registration requirements. Huizhi Taikang is committed to providing professional toxicology research services for the registration of pesticides. Rodents such as rats, mice and guinea pigs and non-rodent animals such as rabbits, dogs and monkeys can be used as experimental systems. Different routes of administration (oral, transdermal, inhalation), single and repeated exposure of GLP compliance and safety evaluation can be carried out, and evaluation reports in Chinese and English can be provided.