Citizens line up to buy special zodiac stamps for the lunar year of the Pig in Hefei, capital of east China's Anhui Province, Jan. 5, 2019. China Post on Saturday issued a set of special zodiac stamps in honor of 2019 Chinese Lunar New Year, or the Year of the Pig. The Year of the Pig starts from Feb. 5, 2019. (Xinhua/Zhang Duan)