Year of Rat forever stamp unveiled in Monterey Park, U.S.

A woman purchases a Year of the Rat forever stamp and first-day cover in Monterey Park, the United States, Jan. 11, 2020. Issued by the U.S. Postal Service at the Monterey Park Lunar New Year Festival 2020, the stamp features a rat mask that calls to mind the elaborately decorated masks used in the dragon dance, a hallmark of Lunar New Year parades. (Xinhua)