2016 Symposium on Molten Salts Chemistry and Technology, hosted by Beijing University of Science and Technology, took place on 21st-23rd October in Yanqing, Beijing. Many experts were present and gave wonderful reports about their research. Prof.Xiao reported our previous work on hollow SiGe alloy electrolyzed in molten salt, which was published on Angew. Chem. Int. Ed..Yanqing is chilly but beautiful ...