S-1 Supporting Information M x O y -ZrO 2 (M = Zn, Co, Cu) Solid Solutions Derived from Schiff Base Bridged UiO-66 Composites as High- Performance Catalysts for CO 2 Hydrogenation Wen Li, a Kuncan Wang, b Junjie Huang, b Xiao Liu, b Dun Fu, a Jiale Huang, b,* Qingbiao Li, b,d,* and Guowu Zhan c,* a Department of Ecological Engineering for Environmental Sustainability, College of the Environment and Ecology, Xiamen University, Xiamen 361102, P. R. China b Department of Chemical and Biochemical Engineering, College of Chemistry and Chemical Engineering, National Laboratory for Green Chemical Productions of Alcohols, Ethers and Esters, Key Lab for Chemical Biology of Fujian Province, Xiamen University, Xiamen 361005, P. R. China c College of Chemical Engineering, Huaqiao University, Xiamen 361021, P. R. China d College of Food and Biology Engineering, Jimei University, Xiamen, Fujian 361021, China Corresponding Author *E-mail: gwzhan@hqu.edu.cn (G. Zhan), cola@xmu.edu.cn (J. Huang), and kelqb@xmu.edu.cn (Q. Li).