Hidden Analytic Relations for Two- Loop Higgs Amplitudes in QCD 靳庆军（中科院理论物理所） EFT Amplitude Workshop @USTC September 6-9,2019 Based on work in collaboration with Gang Yang 1804.04653,1904.07260Hidden Analytic Relations for Two￾Loop Higgs Amplitudes in QCD 靳庆军（中科院理论物理所） EFT & Amplitude Workshop @USTC September 6-9, 2019 Based on work in collaboration with Gang Yang 1804.04653, 1904.07260