Emperor Hongzhi, 10th ruler of the Ming Dynasty (r. 1487-1505). Personal Name: Zhu Youtang, Zh? Y?ut?ng. Posthumous Name: Jingdi, J?ngd?. Temple Name: Xiaozong, Xi?oz?ng. Reign Name: Ming Hongzhi, Ming H?ngzh?. The Hongzhi Emperor was 10th emperor of the Ming Dynasty in China between 1487 and 1505. Born Zhu Youtang, he was the son of the Chenghua Emperor and his reign as emperor of China is called the Hongzhi Silver Age. His era name means 'Great Government'. He was a wise and peace-loving ruler. Hongzhi took only one empress and had no concubine. He remains the sole monogamous emperor in Chinese history.