I am indeed very honored and delighted when Prof.Pingkai Ouyang asked me to write a preface article forthe new Chinese Journal of Bioprocess Engineering. Although,as a chemical engineer,I have been working in the petroleum and chemical industries for fortyyears,I did have the opportunity of conducting research and development work in the field of biotechnology forseveral years.My research was in both biochemical and biomedical areas.Because of this experience,I appre-ciate very much the importance of biotechnology and bioprocessing.Being familiar with this field,I feel the ex-citement and high anticipation about this new Journal.I wish to offer to Prof.Ouyang and his staff editors my I am indeed very honored and delighted when Prof. Pingkai Ouyang asked me to write a preface article forthe new Chinese Journal of Bioprocess Engineering. Although, as a chemical engineer, I have been working in the petroleum and chemical industries for forty years, I did have the opportunity of conducting research and development work in the field of biotechnology forseveral years. My research was in both biochemical and biomedical areas. Because of this experience, I appre-ciate very much the importance of biotechnology and bioprocessing. Beeing familiar with this field, I feel the ex-citement and high anticipation about this new Journal.I wish to offer to Prof.Ouyang and his staff editors my