on August 4, Professor Wei Fei of Tsinghua University Chemical Engineering Department came to ZTT lecture hall and gave a report named development and application of nanometer materials.
Mr.Xue Jiping, the president of ZTT, and an elite team of hundreds, including researchers, salesmen and specialists from ZTT, heard the keynote speech. After listening to the presentation, Professor Wei Fei also had an active interaction with the participants.
