When did Dongshan Lake Hot Spring Resort open?

After the reform and opening up, Mr. Zheng Jinghong returned to his hometown for many times to set up public welfare undertakings.

Zheng Tianliang and Zheng Huiquan did not forget Mr. Zheng Jinghong's advice, and invested huge sums of money to build Dongshan Lake Hot Spring Resort. From June 5, 2005 to 10, the resort was officially put into trial operation. Dongshan Lake Hot Spring Resort embodies the hard work and wisdom of the three generations of Zheng, and also embodies the Chaozhou complex of the three generations of Zheng. ……