In the summer of 2022, when the first undergraduate students of West Lake University opened the admission letter gift box, they were pleasantly surprised to find the unique "Science Meeting Gift" crystal wafer small picture embedded on the admission card. This small painting, with a diameter of 2 inches, feels as light as a cicada's wing; The pattern contains 13 colors without using a single drop of ink, which is the prototype of "femtosecond laser inkless color printing". Over the past year, Qiu Min led a team to innovatively propose the use of ultrafast laser processing of ceramic compos...