Photo taken on Oct. 27, 2021 shows a model displaying the Beijing 2022 uniforms for volunteers on the occasion of the 100-day countdown to Beijing 2022 Winter Olympics in Beijing, capital of China. The Beijing Organizing Committee for the 2022 Olympic and Paralympic Winter Games (BOCOG) unveiled the official uniforms for staff, technical officials and volunteers. The uniforms consist of clothing, shoes and accessories. (Xinhua/Zhang Chenlin)