NAYEN'U, Prince (PEKING), Grand Chamberlain; native of Mongolia. A prince and Dzassak of the Khalka Mongols; Lieut. -Genera], Bordered White Banner Corps, and Grand Chamberlain, Oct., 1893; Superintendent, Customs, Peking, Sept., 1896; Lieut.-General Red Banner Corps, March, 1898; Grand Chamberlain, Nov., 1903.