1, with in-depth content and strong expansibility: Huanggang textbook enjoys a high reputation in the field of mathematics education and is famous for its rigorous and in-depth content. The topics in the workbook contain some challenging questions, which require students to have a solid mathematical foundation and think about abstract concepts.

2. Unique topic design: The topic design of Huanggang workbook often breaks through the tradition and pays attention to cultivating students' logical thinking and problem-solving ability. These problems need students to use different methods and strategies to solve and cultivate creative thinking.

3. Need a higher understanding and application ability: Compared with some basic topics, the topics in Huanggang workbook need students to understand the concepts more deeply and apply them to actual situations. This requires students to have strong ability to analyze and solve problems.

4. Cultivate students' mathematical thinking and way of thinking: One of the goals of Huanggang workbook is to cultivate students' mathematical thinking and way of thinking, not just to mechanically master calculation and application formulas. This makes the workbook focus on cultivating students' ability of reasoning, proving and solving practical problems.