The China International Optics Fair (CIOF) is one of the world’s largest and most influential professional exhibitions in the eyewear industry. It has been recognized by the Ministry of Commerce of the People’s Republic of China as one of the 108 most important exhibitions in the country. Additionally, it is acknowledged by the China National Light Industry Council as one of the top ten exhibitions in the light industry and by the Beijing Municipal Commerce Bureau as one of the most outstanding local exhibitions.