Upgrade Primary School Ratnasai
| School Name | Upgrade Primary School Ratnasai |
| Address | Ratnasai, Khandkhori, Kumardungi, Chaibasa, Jharkhand |
| Location | Ratnasai |
| City | Chaibasa |
| District | West Singhbhum |
| State | Jharkhand |
| Pincode | 833214 |
| Category | Primary School |
| Block | Kumardungi |
Upgrade Primary School Ratnasai is located in Ratnasai, Khandkhori, Kumardungi, Chaibasa, Jharkhand. Established in year 2005, the school is a Co-educational and is located in Rural area. This is a Primary school and is currently operational. The school is managed by Department of Education. It is located in Majhgaon assembly constituency. The medium of instructions is Hindi in the school.
| Class I to V | 39 Students |
| Total Students | 39 Students |
| Total Teachers | 1 Teachers |
| Student-Teacher Ratio | 39:1 |
| Student-Classroom Ratio | 20:1 |
The institution has strength of around one hundred students and has 1 teachers to teach them, thus making the student-teacher ratio of 39 students per teacher. All of the teachers are appointed on Contract basis. All of the teachers are Male. All of the teachers have Below Graduate qualification. None of the teachers are trained in Computer. The student classroom ratio is 20:1, means on an average twenty students sit in a classroom which is very good. There are 39 students in class I to V.
The school is in a Govt. building and it has no boundary walls. The school has total two clasrooms and one other room. The school has one tablet in its premises. There is both library and book bank for students. There are one boys toilet and one girls toilet for students. The school has both hand wash facility and drinking water facility for people.