To Compare the Safety and PK/ PD Characteristics of ADC189 Between Hepatic Impairment and Normal Hepatic Function Subjects

Inclusion Criteria: * 1\) The subjects fully understand the purpose and requirements of this trial, voluntarily participate in the clinical trial and sign a written informed consent, and can complete the entire trial process according to the requirements of the trial. * 2\) Age 18-75 years old (including the boundary value), both male and female. * 3\) The body weight of male subjects was ≥50 kg, the body weight of female subjects was ≥45 kg, and the body mass index (BMI) was within the range of 18.0\~30.0 kg/m². Exclusion Criteria: * 1\) Known allergic history to test drug components, or allergic constitution, or history of allergic diseases. * 2\) Have malignant tumors, or have a history of malignant tumors within 5 years prior to screening. * 3\) Patients with severe infection, trauma, gastrointestinal surgery or other major surgical operations within 4 weeks before screening. * 4\) eGFR (CKD-EPI Cr) \<60mL/min/1.73m2.