Geographical Situation
The JNDZ lies at the hub between the coastal area and the Yangtze River Delta. It is within the metropolitan area in Nanjing----the core city in East China, 7 km away from downtown Nanjing. Located at 31°56'15" , north latitude and 118°47'49" , east longitude, it enjoys sub-tropical humid climate, warm and comfortable, with four distinct seasons and plenty of rainfall. There is no record of windstorm disasters or earthquakes.

Climate and temperature
Annual average temperature: 15.5 Degree Celsius
Annual average wind speed: 3.5m/s;
Annual average relative humidity: 76%;
Annual sunshine duration: 4117 hours;
Annual average precipitation: 1025 mm;
Frost-free days per year: 214 days
Frost-free days per year: 214 days

Geology
Landform: hills
Geologic structure: stable platform
The part below the neogene-quaternary of shallow lander is mainly composed of Shu Soil;
The bedrock, which is Jurassic Xiangshan Sandstone, is usually buried 1-20 meters underground. The bearing capacity of base soil is [R]12-30t/m.