1, Professor Cai himself is easy to understand, and is good at combining abstract theoretical knowledge with practical application to guide students to think and explore deeply. His courses cover undergraduate and postgraduate stages, including physical chemistry of materials, preparation and application of nano-materials, new energy materials and so on. , welcomed and praised by students.

2. Professor Cai's research interests mainly include: green chemical synthesis, preparation and application of nanomaterials, new energy materials, etc. The research results have published a large number of high-level papers in academic journals at home and abroad, which has certain academic influence.