1, Li Han is scientific and formal, and it is a brand of Wuhan Li Han Scientific Development Co., Ltd.

2. Liehan Education Team has been established for more than 20 years. Based on China, Shanghai, Beijing and Wuhan, it has become the largest science teacher team and the most perfect science education system in Chinese-speaking areas around the world. It adheres to the spirit of scientific education to promote the development of general practice, and makes every class brilliant with scientific teaching concepts, so that Liehan is deeply rooted in the hearts of the people.