HSKWin provides timed HSK mock exams that follow the 2026 HSK 3.0 syllabus for levels 1 through 7‑9. Each test replicates the official format with separate countdowns for listening, reading and writing, and scores are shown instantly after submission. Answers include explanations, a pass probability, and AI‑graded Chinese writing. A free preview is available for every paper, and each new account receives one full timed mock at no cost.