Designer Liu Chang, graduated from the school of architecture of Guangzhou Academy of fine arts, came into contact with jewelry metalworking technology by chance. After graduation, he engaged in advanced jewelry design in Hong Kong jewelry company. In 2019, he began to establish his own jewelry design studio lchang, and then successively established jewelry brands BAIRI, M-WINE… And BAIRI BLACK. Designers believe that jewelry is more than jewelry. Jewelry can be a kind of expression and catharsis of people to themselves; It is the emotional sustenance of people and things; It is a daily necessities, and "use" is a living habit; It is the "fit" between skin and things; It is a medium of artistic expression