Offer on OQB Subscription 2025/26
To empower all schools to use quality assessment platform with the lowest threshold, EdCity and HKEAA will continue the ‘whole school’ subscription model for Online Question Bank (OQB) that allows the use of platform by paying a reasonably-priced subscription fee. Features are as follows:
- Question bank covering a variety of subjects: Providing over 10,000 questions in 10 subjects (the latest HKDSE 2024 questions are released on the platform) from past papers that caters for the needs of most students, including Mathematics, Physics, Biology, Chemistry, Economics, Geography, Information and Communication Technology, Business, Accounting and Financial Studies, Tourism and Hospitality Studies and Physical Education.
- Available to all teachers and students: All teachers can use the platform, while F4 to F6 students can prepare for public exams with online past papers, and some questions are suitable for F1 to F3 students. The system design also fits for students conducting self-directed learning.
2025/26 service is now open for subscription. Schools may choose to subscribe to one-year service, or cross-year service with a discount offer. Moreover, a special discount will be offered to ALL schools including new users and current users. This offer is valid until 31 October 2025. For quotation, please click here to complete the form. EdCity will get back to you in 3-5 working days
For enquiries, please contact EdCity Officer (2624 1063) for more details.
Subscription Procedures
Available to all teachers and students: All teachers can use the platform, while F4 to F6 students cam prepare for public exams with online past papers, and some questions are suitable for F1 to F3 students. The system design also fits for students conducting self-directed learning.
Subscription OQB
OQB is open for school / individual subscription. For school subscription, please use ‘School Buyer’ account to select package based on the total number of students of your school. All teachers and students can then enjoy the OQB service upon successful subscription. Schools which have subscribed or are going to subscribe to Online Question Bank (OQB) are entitled to further subscription of an add-on service of HKDSE Diagnostic Feedback System (DFS).
HKDSE Diagnostic Feedback System (DFS)
The newly developed HKDSE Diagnostic Feedback System (DFS) by Hong Kong Examinations and Assessment Authority (HKEAA) was launched in October 2022. Built upon the Online Question Bank (OQB), this system provide useful feedback for both students and teachers, helping teachers gain a comprehensive understanding of student progress, adjust teaching strategies effectively, and promote “Assessment for Learning”. Schools which have subscribed or are going to subscribed to OQB are entitled to further subscription to this service. Key features of DFS are as follows:
- Experts’ Feedback on 4,000+ DSE questions
- Estimation of Expected Grades
- Student Strength and Weaknesses Report
- Key Knowledge / Hints for Incorrect Answers
The 2025/26 school year DFS subscription offer is now available! Successful subscriptions on or before 31 October 2025 are qualified for a 5% Early Bird Discount, and past DFS schools* can also enjoy an additional 5% Loyalty Discount. Please click ‘Request for Quotation’ below for detailed quotation, or click ‘More Information’ for more information on DFS features.
*Only eligible to past DFS schools with full-year subscription


