It was in the autumn of 2000 that Professor Si of Tsinghua University received a call that few realised would have such an effect in the dental world. The new Millenium was to be the start of many new developments for dental materials.
Professor Si works at Tsinghua University, holds 10 patents and has published over 50 scientific papers. He is recognised as a world expert in his field. Crucially he was also the Director of R&D for a High Tech ceramics company…
But who made the call? …