Please assess the completion status of the following clinical trial:

Trial Title: Inactivated Poliomyelitis Vaccine Made From Sabin Strain

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Healthy infants of 2 months of age~* The legal identity certificate (birth/household register) and vaccination certificate of the participants can be provided, and the legal guardian can provide the legal identity certificate (identity card).~* Guardians are able to understand the experimental vaccine, volunteer to participate in the study and sign informed consent for participation.~* Guardians are capable of using thermometer, graduated scale, filling diary card and contact card.~* Participants are not vaccinated with polio vaccine and immunoglobulin (except for Hepatitis b specific immunoglobulin) after birth, no vaccination of live vaccine within 28 days before enrollment and no vaccination of inactivated vaccine within 14 days before enrollment.~* Participants or guardians are able to obey and follow all study instructions, complete all the monitoring, and cooperate to complete collection of blood sample.~* Axillary temperature ≤37℃~Exclusion Criteria:~* Allergic to any active substance, inactive substance or materials used during production such as kanamycin.~* Patients with fever or acute disease.~* Have thrombocytopenia or hemorrhagic diseases~* Patients undergoing immunosuppressive therapy or immunodeficiency~* Have uncontrolled epilepsy or other progressive neurological disorders~* Other situations that the investigator consider as non-eligible

- Gender: ALL
- Minimum Age: 2 Months
- Maximum Age: 3 Months
- Healthy Volunteers: t

Study Arms:
- Inactivated Poliomyelitis Vaccine Made From Sabin Strain (Type: EXPERIMENTAL): Primary 3-dose of sIPV and booster 1 dose of sIPV

Based on this trial design, predict the completion outcome and termination type (if applicable).