1. President & Chief ScientistProf.Linfan MAO Chinese Academy of Mathematics and System Science, also in Beijing University of Civil Engineering and Architecture, P.R.China Email: maolinfan@163.com 2. SecretaryProf.Han Ren East China Normal University, P.R.China Email: hren@math.edu.cn 3. Registrar Miss W.Barbara, USA Email: j.mathematicalcombinatorics@gmail.com