The group of Mr. Zhou Yu, Ms. Liu Xiaoling and master student Wei Jiao went to the China Spallation Neutron Source in Dongguan, Guangdong Province for exchange and study, and conducted the neutron total scattering experiment at the multi-physics spectrometer line station. It is understood that the multi-physics spectrometer is the first neutron full scattering spectrometer in China jointly built by China Spallation Neutron Source, Dongguan University of Technology and City University of Hong Kong, and will be officially opened to users in 2021.