Some students had been dismayed to find they received lower marks than expected after exams were cancelled in favour of grading by algorithm

After the new adjustments, marks rose across the board, as did the number of students attaining perfect scores

Many Hong Kong students saw their marks improve in this year’s International Baccalaureate (IB) exams following a review prompted by complaints from tens of thousands of candidates around the world that their grades were poorer than expected.