The design used in imperial palace means happiness and longevity, for the pronunciation of the word "bat" is the same as the "happiness” in Chinese. The jewelries of the imperial families are known to be the best of its kind both in material selection and craftsmanship. The making of jewelry in Qing Imperial Court adopted various essences from different dynasties, thus making the products of jewelry more exquisite and luxurious. The jewelry boxes launched by Imperial Court carried forward the elegance of imperial design as well as the understanding of China Imperial Culture.