Honeycomb sandwich is widely used in lightweight construction especially in aerospace industries because of their high specific strengths and stiffness. The typical sandwich panel consists of a lightweight core covered by two thin face sheets (skin). Each face sheet may be an isotropic material or a fiber-reinforce composite laminate while the core material may either be of metallic / aramid honeycomb or metallic / polymeric foam. USA is the dominate producer of honeycomb sandwich , the production is 11089 k sqm in 2015, according for about 32.88% of the total amount, followed by China, with the production market share of 28.05%. China also has the highest production growth rate of 6.13% from 2011 to 2015. And China is expected to remain the regions with the largest growth potential in the forecast period. Even though a huge space for growth in the Chinese market exists, the quality and technology should further improve. At present, in the foreign ind...