Evaluate the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics and Immunogenicity of UB-221 in Healthy Volunteers

Inclusion Criteria: * Subjects with age between 20 to 65 years old (inclusive). * Subjects who are able and willing to provide the informed consent. * Male subjects with body weight of 50 kilogram (kg) or above; female subjects body weight of 45 kilogram (kg) or above. * Researchers based on medical history, physical examination, vital signs, clinical laboratory results and 12-lead electrocardiogram identified healthy subjects without clinically significant abnormalities Exclusion Criteria: • The investigator considered that the subjects were not suitable to participate in this study.