Development process of geothermal resources
In the early 1970s, exploration and exploitation of buried geothermal resources started firstly in Beijing and Tianjin by specialized hydrogeological exploration parties under the guidance of Prof. Li Siguang, the first Minister of Geology. As a result geothermal water of 40~90¡æ was discovered at the depth of 1,000 m on the outskirts of Tianjin and […]