DataExams is found in 2019 as an educational service provider. Our company mainly focused on the formative and summative assessments of Mathematics in the beginning years while we are expanding our business to other areas recently. Our HKDSE Post-Mock Examinations of Mathematics (Compulsory Part and Elective Modules) are the most successful mock examinations in Hong Kong. With the high integration of information technology and our self-developed performance indicator MathCQ™, we provide in-depth analysis for schools to improve learning and teaching.