Yangsum Sss
| School Name | Yangsum Sss |
| Address | Yangsum, Chingthang Gpu, Bermiok Martam, Geyzing, Sikkim |
| Location | Yangsum |
| City | Geyzing |
| District | Gyalshing |
| State | Sikkim |
| Pincode | 737111 |
| Category | Higher Secondary School |
| Block | Bermiok Martam |
Yangsum Sss is located in Yangsum, Chingthang Gpu, Bermiok Martam, Geyzing, Sikkim and was established in year 1960. The school is a Co-educational and is located in Rural area. This is a Higher Secondary school and is currently operational. It's affiliated with CBSE Board for class-X & class-XII exams. The school is managed by Department of Education. It is located in Gyalshing-Barnyak assembly constituency. The school is located in Sikkim parliamentary constituency. The language used to teach students is English.
| Pre Primary | 7 Kids |
| Class I to V | 22 Students |
| Class VI to VIII | 55 Students |
| Class IX to XII | 138 Students |
| Total Students | 222 Students |
| Total Teachers | 32 Teachers |
| Student-Teacher Ratio | 7:1 |
| Student-Classroom Ratio | 16:1 |
The institution teaches around three hundred students being taught by around 32 teachers, thus making the student-teacher ratio of 7 students per teacher. Twelve teachers are appointed on Regular basis and rest twenty are appointed on Contract basis. Nineteen teachers are Male and remaining thirteen are Female. In terms of Academic qualification five teachers are Below Graduate, seventeen are Graduate and rest ten are Post Graduate. Thirteen teachers are trained in Computer. The student classroom ratio is 16:1, means on an average sixteen students sit in a classroom which is very good. There are 7 kids in pre primary, 22 students in class I to V, 55 students in class VI to VIII and 138 students in class IX to XII.
The school is in a Govt. building and it has barbed wire fencing. The school has total fourteen clasrooms and fifteen other rooms. The school has five desktops, one printer and one generator in its premises. There is library for students. There are two boys toilets and two girls toilets for students. The school has both hand wash facility and drinking water facility for people.