The second symposium of “Nanomaterials and Surface Engineering” was jointly held by National & local joint Engineering research center for applied technology of hybrid nanomaterials, Henan University and Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, in Lanzhou, from 14th to 15th, June, 2018. The theme of this conference focused on the scientific research and the application of nanomaterials in recent years, and further pointed out the development trend and research directions in the future.