Why doesn't Jianda Chocolate have Li Bai's bookmarks?

Li Bai's bookmark in Jianda Chocolate is missing because it is lost. Li Bai's bookmark is the characteristic label of Jianda chocolate, which has collection significance. Jianda chocolate was born in 1968, specially designed for children. The taste is tender and fragrant, with milk, 100% European milk source *, and each chocolate contains 33% dairy products. It tastes delicious and is deeply loved by generations of children.