An exhibition on Chinese Zodiac Stamps opens to the public in Beijing, showcasing a big family of Chinese Zodiac Stamps for the first time including some stamps from Hong Kong and Macao. It's been a tradition for China Post to issue Chinese New Year Zodiac stamps since 1980. Join CGTN's reporter Cao Bing for a sneak peek at China National Post and Postage Stamp Museum to learn the history and future of the special tradition.