Nyida Tibetan Ethnic Township or Riyue Township (Tibetan: ཉི་ཟླ་བོད་རིགས་ཞང་།, Chinese: 日月藏族乡) is an ethnic township in Huangyuan County, Xining, Qinghai, China. In 2010, Nyida Township had a total population of 13,315: 7,011 males and 6,304 females: 2,480 aged under 14, 10,048 aged between 15 and 65 and 787 aged over 65.