At the invitation of Professor Li Chunzhong, the key laboratory of the Ministry of Education for the preparation and application of ultra-fine materials, Professor Pratim Biswas of Washington University at St. Louis, Academician of the American Academy of Engineering, and Dr. Jiang Yi, President of Corning Reactor Technology Co., Ltd. paid a visit to ECUST for academic exchanges. They delivered two academic reports entitled Nanoparticle aerosol science and technology: applications in energy, environment and medicine and Intrinsically safe micro-chemical technology platform to create high-quality pharmaceutical and fine chemical industries respectively.