School Services


Stationery and textbooks are sold during Monday, Wednesday, and Friday. Morning 07:30 - 10:00 AM Evening 03:00 - 04: 30 PM


Nursing Room provides basic medical care. In case of severe symptoms, patients will be sent to Nakonthon Hospital. One teacher will be standing by in the nursing room to take care of students. Regulations of Nursing Room

  1. Students inform the subject teacher and ask for permission to go to the nursing room.
  1. Nurse teacher will consider allowing the student to rest in the nursing room and sent the permitted paper to the homeroom teacher.
  1. In case of serious sickness or accident, the subject teacher should send the patient to the nursing room immediately


Sunflower Trilingual School offers daily authentic English, Thai, and Chinese usage in the school learning environment so that the students will get in touch with three languages every time in every school day. STS sets up a Chinese Language Center to help the students who enter the middle school with low Chinese language skills. STS also provides Thai Language Center (TAL) for foreign students, English as a Second Language (ESL) language center, and TAL language center. By seeing the importance of reading, STS, therefore, established a school library to be a community learning resource. The library will consist of various books, magazines, modern magazines in Thai, Chinese, and English. Library user also can check the list of new books at the school's website.


  1. The student must be in queue orderly to buy food and drinks.
  2. Do not make excessive noise in the school surroundings.
  3. After finishing the meal, students should do the following:​​
  • Collect plates and containers and put in the prepared place.
  • Collect bottles, bottle lids, glasses, plastic bags, and other packages and leave in the correct rubbish bin.
  • Every student must be punctual at the canteen. In special cases, the permission is given by the student activities section.
  • Eating food and drinks only in allowed place in the canteen.


  • Food and drinks are not allowed.
  • Keep equipment and computers in order and inform damaged equipment or breakages found.
  • Do not destroy, adjust, or download any software programs on a computer without permission.
  • Take computer and equipment aways form computer room without permission is considered as a serious mistake.
  • Follow the rules and regulations of the computer center.


Guiding services for students are as follows.

  1. Personal information study case services
  2. Consulting services
  3. Positioning services for individuals
  4. Information services
  5. Follow-Up Services
The consulting services are divided into three areas
  1. Five pieces of advice about education such as study plans and selections, effective learning, and exam preparation and working preparation.
  2. Give pieces of advice about further study for a career such as planning for professionals, finding jobs and local job survey, and working preparation.
  3. Give advice about private and social matters such as knowing and understanding themselves, planning the ways of life, and developing personalities and characters.


Parents and students can access the school updated information and events by visiting the school website: The student ID number is required for accessing into the system for the information of school curriculum, teaching framework, examination scope, class schedule, etc.


  1. Visit the school website at and then click "Sunflower Trilingual School" at the upper right of the 1st page to change the language.
  2. Click "Contact Us >> Student Grade Login" on the sub-page of the menu bar and then insert student ID number and password as follow:
STUDENT ID NO. : 00999 PASSWORD : Please insert last 4 digits of ID number or passport of student.


  • Go to our school website - (Click on flag sign on the top left side to change language)
  • Click on "Download" located on the left side of the page.
  • Examination schedule will be ready to be downloaded according to your level. ​
Primary Level: - Click "download" after your level. Lower Secondary Level: - Click "download" after your level. Upper Secondary Level: - Click "download" after your level.


STS library is open from Monday to Friday, 07:30 AM - 04:30 PM Only persons who have an ID card can use the library services. Students of Sunflower Kindergarten School and Sunflower Trilingual School The staff of Sunflower Kindergarten School and Sunflower Trilingual School Members of Sunflower Holiday Club Types of publications and services provided by STS library are as follows: Publications which can be borrowed from the library are: General Books Outdated journals Publications which cannot be borrowed outside the library are: References Newspapers and current journals Binding journals Articles Tabloids Internet Service Sign the name at the counter service when using the Internet every time. Give student card or ID card when using the Internet service. Users are forbidden to any pornographic and prohibited websites. Users are forbidden from playing games. After finish using the Internet, the user must return the student card or ID card back to the counter. Regulations for book borrowing: 1. Number of borrowed books Students, school workers, and STS members can borrow no more than 2 books at a time for a duration of 7 days Teachers who borrow the books to implement in Teaching can borrow no more than 10 books a semester and must return those books within 1 week before the next semester begins. 2. Borrowing and returning procedure The borrower must use their ID card to borrow the books. Submit member card and the borrowing books to the librarian or officer before taking books outside. Before borrowing the books, the borrower should survey the book's condition first. Inform the librarian of damages found or the current borrower will be responsible. Return the borrowed books on the due date in good condition, no tears, and damages. Otherwise, the borrower will have to buy a new one. User may not borrow the same book more than 2 times consecutively. Books may be borrowed and returned using the owner ID card only. 3. Late returned publications For general books, a penalty expense charge of 2 Bath per day each book 4. Other violations Overdue books or excessive penalty expenses may lead to the offender not being allowed to borrow any more books. In the case of tearing or stealing publications in the library, consideration of punishment will be made according to school regulations. 5. What to do when books are lost. Buy the same title book and return them within 1 week. In case of informing after the due date, the borrowers are charged for penalty expenses. 6. Ways to behave and manners in the library Dress properly and do not bring food, snacks, and drinks into the library. After reading books, journals, newspapers, or other publications, put them in the place provided. Do not move tables and chairs. Do not make noise and run around. Follow the rules and regulations of the library strictly In case of having problems with the library regulations, inform the school principal to consider case by case. The librarian of STS is to enforce the regulations of the library.


As there is a large area of school grounds and places for students to run around, exercise, and relax, the school is greatly aware of student security. The security policies are set out as the followings:

  1. Organize teachers to be on the duty to take care of students during the morning, noon, and evening.
  2. Parents should put the school sign sticker on their car. If parents want more stickers, the charge is 50 Bath/one. For any car without stickers, the driver must give the ID card to the guard at the front door before entering every time. The parents take the paper of permission with a signature of the school staff and return it to the guard to get the ID card back and take students outside the school.
  3. When students come into school, they are not allowed to go outside the school campus.
  4. Parents who take students home-school should drive in the school area only.
  5. Students are not allowed to go home by themselves in the case of no parents coming or no notification or permission of parents for the student to leave the school campus.
  6. For convenience and security in taking care of students, please take students to school and take them home at the spot provided.
  7. Every care entering the school should park at the assigned spot.

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What students are saying

STS-G8.2-13 - Rinyaphat-f+.jpg

Sunflower Trilingual School is my second home. I've been studying here for 8 years - studying here is full of fun! STS always create new experiences for me and develop me in many ways.

Rinyaphat Triratana

Grade 8/2