The HSK level 4 covers 600 words and related language points for the HSK Level 4 exam. After completing the book, students can pass the HSK Level 4 exam and reach the appropriate Chinese level. The HSK 4 is intended for students who have studied Chinese for three semesters (one and a half academic years), with 2-3 class hours in each week. These students have mastered 600 commonly used words and related grammar patterns. By this stage students will be able to express ideas with greater clarity as well as beginning to develop more colloquial spoken habits.