Hunyuan Tangtou Hot Spring Project is divided into several stages.

As of May 29th, 2023, there is only one phase of this project.

According to the information of Hunyuan Municipal People's Government, the renovation project of Hunyuan Tangtou Hot Spring Sanatorium (Phase I) has been approved by Hunyuan Administrative Examination and Approval Service Administration, Hunyuan Investment Approval Document No.22, with its own fund of 52 million yuan and the rest as financing loans.

The total construction area of this project is 15 130.92 m2, of which the above-ground construction area is 13455. 14 m2 and the underground construction area is 1675.78 m2. The design of this project is being improved.