Kai Xu is senior engineer and chief engineer of reservoir geophysics center in Sinopec Geophysical Reserach Institute. I has been engaged in research and application of reservoir prediction and reservoir chaaracterization technologies since graduated. I have presided over several Sinopec's key scientific and technological projects, and that include "sweet spot" prediction of deep shale gas, fracture prediction of complex medium, reservoir prediction in depth domain, etc. Through these meaningful works, I have won 4 provincial and ministerial awards for scientific and technological progress, 15 authorized invention patents and published 12 first author articles.