Admission Round

RoundApplication PeriodNumber of Available Seats
Early Admission 2024November 27 – December 21, 202350
Admission 2024February 21 – March 27, 202410
International Admission 2024 (Round I)*December 25, 2023 – February 5, 20246
International Admission 2024 (Round II)* (If any)March 20 – May 10, 2024

Remark: *In the context of the International Admission Round, it is imperative that applicants do not possess Thai citizenship. Non-Thai applicants can apply for Early Admission Round, Admission Round, or International Admission Round. However, for Early Admission Round, as well as Admission Round, applicants must confirm their eligibility through the TCAS67 system (if necessary).



Official Admission Announcement: Early Admission 2024 (Thai Language)


Qualification of Applicants

Applicant must have completed or presently be enrolled in their final year of high school, or its equivalent levels according to the condition set by Chulalongkorn University.

For the applicants who graduated from international schools in Thailand, which are not certified by the Ministry of Education, or from overseas (included GED). It is required to get the certification from High School Certificate Equivalency System by Chulalongkorn University Academic Testing Center (CUATC) https://hsces.atc.chula.ac.th as follow:

(1) Actual Equivalence Certificate/ Provisional Equivalence Certificate

(2) GPA Equivalency

Contact: Chulalongkorn University Academic Testing Center

Tel (+66) 02-218-3719

1. Applicants must submit all of the following 3 required documents that all results must meet the requirements.

1.1. Applicants must have graduated or currently be enrolled in their final year of high school (Mattayom 6 in Thai system), or its equivalent levels according to the criteria set by Chulalongkorn University, and in high school level have taken course or proficiency test in Science subject.

1.2 Applicants must submit one of the following English proficiency test scores:

TOEFL iBT (Internet-based Test)at least79or
IELTSat least6.0or
SAT (Evidence-based Reading and Writing)at least450or
CU-AAT (Verbal Section)at least400or
CU-TEPat least80

1.3 Applicants must submit one of the following Mathematics test scores:

SAT (Math)at least550or
CU-AAT (Math Section)at least450or
ACT (Math)at least25or
IB Diploma (HL Math)at least5or
GCE A-Level (Math)at leastB

The official score report of the tests in 1.2 and 1.3 is valid only if the tests were taken no more than two years prior to the application deadline.

2. Have good behavior and be willing to comply with the rules and codes of Chulalongkorn University.

If there is evidence shown later that the application does not meet the requirements or contains fraudulent information, involves fake documents, the application will be rejected, even though an offer of admission has already been made. Moreover, the applicant may be prosecuted according to law.


Selection Criteria

Selection criteria for admission are:

English Proficiency Test Score30%
Mathematics Test Score30%
Interview Score**40%

Remark: **In the Early Admission 2024 Round, candidates who have successfully passed the final selection (Finalists) and have participated in the BBTech Speech Contest 2022 or BBTech Speech Contest 2023 will be eligible for an additional 10% increment to their interview scores and will not exceed the maximum interview score permitted.


Number of Available Seats

The Bachelor of Science in Biotechnology (International Program) is authorized to admit up to 50 (fifty) qualified applicants in Early Admission 2023.


Application Calendar

Admission ProcessRound I
(Early Admission 2024)
Round II
(Admission 2024)
TCAS System RegistrationOctober 28, 2023 onward
Application PeriodNovember 27 – December 21, 2023February 21 – March 27, 2024
Announcement of the Candidates for InterviewJanuary 9, 2024April 4, 2024
Interview Date (Onsite)January 15, 2024
13.00 - 17.00 (UTC+7)
April 9, 2024
13.00 - 17.00 (UTC+7)
Announcement of Qualified Applicants for Admission ConfirmationJanuary 19, 2024April 19, 2024
Admission Confirmation (Onsite)January 22, 2024
before 12.00 (UTC+7)
April 22, 2024
before 12.00 (UTC+7)
Announcement of Additional Qualified Applicants for Admission Confirmation (If any)January 23, 2024April 23, 2024
Admission Confirmation for Additional Qualified Applicants (Onsite)(If any)January 24, 2024
before 12.00 (UTC+7)
April 24, 2024
before 12.00 (UTC+7)
Announcement of Accepted Applicants (before TCAS confirmation)February 2, 2024April 30, 2024
TCAS Confirmation at https://student.mytcas.com/en/February 6–7, 2024May 2–3, 2024
Announcement of Final Selected Applicants (after TCAS confirmation)February 12, 2024May 10, 2024
Enrollment Confirmation Fee Payment*** (Online)February 14, 2024May 13, 2024
Enrollment Confirmation (Online)February 14, 2024
before 12.00 (UTC+7)
May 13, 2024
before 12.00 (UTC+7)
Announcement of Enrolled ApplicantsFebruary 20, 2024May 20, 2024

Remark: ***before enrollment confirmation

Application Process and Required Documents

Application Process

  1. Register on TCAS: All applicants must register on the Thai Central Admission System (TCAS) at http://www.mytcas.com/.
  2. Complete the Online Application Form: Fill out the online application form provided on the TCAS website. Ensure that all required information is accurately entered.
  3. Upload Required Documents: Scan and upload the necessary documents as specified below.
  4. Pay the Application Fee: Submit the application fee as per the instructions provided. Keep the payment receipt for reference.
  5. Submit Supplementary Documents (if required): If additional documents are requested, email them to bbtech@chula.ac.th with the subject line: “Admission Application 2024 MyFirstName MyLastName.”
  6. Check Requirements: Ensure that you meet all the specified requirements for admission.

Required Documents

  1. Application Form: Completed online application form.
  2. Photographs: Recent portrait photograph.
  3. Academic Transcripts: Copies of academic transcripts, certified as true copies.
  4. Test Scores: Documents indicating the required test scores for English Proficiency and Mathematics, certified as true copies.
  5. Identification: A copy of the identification card (Thai students) or passport (foreign students), certified as true copies.
  6. Student Status Certification: A letter of certification of student status from school (not required for graduates).
  7. Application Fee Payment Slip: A copy of the payment slip for the application fee.

Any copy of document must be certified by applicant writing “Certified True Copy”.


Certified True Copy


Date of Signature

Online Application Form


Application fees must be paid in cash at any Siam Commercial Bank branch, accompanied by the provided Payment Form, or through the SCB EASY App, within the specified payment period.

Bank Counter Payment Form

Additional Information

  1. Ensure that your application package is complete. Incomplete applications will not be considered.
  2. Pay the application fee in cash at any branch of the Siam Commercial Bank (SCB) directly. The payment should be accompanied by the Payment Form or made through the SCB EASY APP, as specified.
  3. Note that the application fee is non-refundable under any circumstance.