China. Zhongguo Renmin Yinhang / Chung Kuo Jen Min Yin Hang (People’s Bank of China). 1999-2005 Mao Issues. New security signs: Yellow Omron rings. 1 yuan Type 1999 (2004). Front: Mao Tse-tung at right, flora at lower center. Back: "Three Ponds, Reflecting the Moon", Western Lake, Huangzhou. Watermark: Flora.