All right. According to China Jewelry Industry Network, Kunming Stone Expo was held in Kunming International Convention and Exhibition Center in 2022. With the aim of "promoting stone culture and prospering stone industry" and the theme of "colorful beauty", the beauty of traditional stone culture in China is comprehensively interpreted. The exhibition center has gathered hundreds of well-known jewelry brands, equipped with professional jewelry testing institutions and provided thoughtful services, and held a high-end jewelry appreciation, press conference and band performance. Kunming, also known as Spring City, is a prefecture-level city, a provincial capital city, a mega-city and a central city in central Yunnan.