▎ 摘　　要

NOVELTY - Material comprises graphene nano-sheet reinforced phase that is uniformly distributed in a geopolymer matrix. The geopolymer matrix is composed of silicon, aluminum and sodium. USE - The material is used as sensing material for preparing strain sensor, or as electromagnetic shielding material for preparing electromagnetic shielding device (claimed). It can be used for related report of building structure health monitoring. ADVANTAGE - The material has excellent bending resistance and toughness, and exhibits good and very stable force-electric sensing performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a preparation method of material.