Han Rubin, director of the Metallurgy History Institute at the University of Science and Technology in Beijing, surmises that the technique of making hundred-beaten steel may indeed have been lost after the Tang, for little seems to have been written about swords from then on, and few swords have been excavated from later Chinese tombs.
北京科技大學冶金史研究所所長韓汝玢，根據中國自唐朝後就少有刀劍著作、墓葬出土來推測：百煉鋼的技術，唐以後可能就失傳了。