Please assess the completion status of the following clinical trial:

Trial Title: A Clinical Trial for Inactivated Vaccine(Vero Cell) Against EV71 in Chinese Healthy Young Adults and Children

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: NONE
- Phase: PHASE1
- Number of Arms: 5.0

Eligibility Criteria:
Inclusion Criteria:~* Healthy subjects aged from 5 to 22 years old as established by medical history and clinical examination~* The subjects or their guardians are able to understand and sign the informed consent~* Had never received the vaccine against EV71~* Subjects who can and will comply with the requirements of the protocol~Exclusion Criteria:~* Subject that has a medical history of HFMD~* subject that has a medical history of any of the following: allergic history, or allergic to any ingredient of vaccine~* Family history of seizures or progressive neurological disease~* Family history of congenital or hereditary immunodeficiency~* Women of pregnancy, lactation or about to be pregnant in 60 days~* Autoimmune disease or immunodeficiency~* Bleeding disorder diagnosed by a doctor or significant bruising or bleeding difficulties with IM injections or blood draws~* Any prior administration of administration of immunoglobulins

- Gender: ALL
- Minimum Age: 5 Years
- Maximum Age: 22 Years
- Healthy Volunteers: f

Study Arms:
- 320U /0.5ml in young adults (Type: EXPERIMENTAL): inactivated vaccine(vero cell) against EV71 of 320U /0.5ml in 20 young adults aged 16-22 years old on day0,28
- 640U /0.5ml in young adults (Type: EXPERIMENTAL): inactivated vaccine(vero cell) against EV71 of 640U /0.5ml in 20 young adults aged 16-22 years old on day0,28
- 160U /0.5ml in children (Type: EXPERIMENTAL): inactivated vaccine(vero cell) against EV71 of 160U /0.5ml in 20 children aged 5-15 years old on day0,28
- 320U /0.5ml in children (Type: EXPERIMENTAL): inactivated vaccine(vero cell) against EV71 of 320U /0.5ml in 20 children aged 6-15 years old on day0,28
- 640U /0.5ml in children (Type: EXPERIMENTAL): inactivated vaccine(vero cell) against EV71 of 640U /0.5ml in 20 children aged 6-15 years old on day0,28

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