Please assess the completion status of the following clinical trial:

Trial Title: A Phase Ⅲ Clinical Trial With Oral Recombinant Helicobacter Pylori Vaccine in Chinese Children

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Healthy children aged from 6-15 years old as established by medical history and clinical examination~* The subjects' guardians are able to understand and sign the informed consent~* Subjects who can and will comply with the requirements of the protocol~* Subjects with temperature \<=37.0°C on axillary setting before vaccination~Exclusion Criteria:~Exclusion criteria for the first dose~* Subject who has a medical history of stomach illness~* Positive in either serology ELISA test for Helicobacter pylori diagnose kit or 13C urea breath test~* Subject who has suffered from heart, liver, and kidney disease~* Subject who has a medical history of any of the following: allergic history, or allergic to any ingredient of vaccine (for example: mannitol)~* Subject who is suffering from thrombocytopenia or other coagulation disorder~* Subject who has a diminished function of the immune system or autoimmune disease~* Subject who is suffering from congenital deformities, developmental disorders or serious chronic diseases~* Family history of seizures or progressive neurological disease~* Severe malnutrition or dysgenopathy, major congenital defects or serious chronic illness, including perinatal brain damage~* Any acute infections in last 7 days~* Any prior administration of immunodepressant or corticosteroids in last 6 month~* Any prior administration of other research medicines in last 1 month~* Any condition that in the opinion of the investigator, may interfere with the evaluation of study objectives~Exclusion criteria for the second and third dose Subjects will not be eligible for the second or third dose if any of following happened after first dose~* Subject who had allergic reaction to the last dose~* Any situation meet the exclusion criteria occurred after the last dose~* Subject who had any serious adverse events related to the vaccination~* Any condition that in the opinion of the investigator, may interfere with the evaluation of study objectives

- Gender: ALL
- Minimum Age: 6 Years
- Maximum Age: 15 Years
- Healthy Volunteers: f

Study Arms:
- H. pylori vaccine in children (Type: EXPERIMENTAL): H. pylori vaccine (15mg/dose) in children between 6-15 years of age
- placebo in children (Type: PLACEBO_COMPARATOR): placebo (0mg/dose) in children between 6-15 years of age

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