Introduction: Shunyi ~ Tianzhu, Beijing

Tianzhu is located in the northeast suburb of Beijing, bordering Chaoyang District, 5 kilometers away from the urban area 10.6 kilometers away from Shunyi District10, with a length of about 8.4 kilometers from north to south. It is about 6.6 kilometers wide from east to west, with a total area of 42 square kilometers. Because the Capital International Airport is located in it, the whole area is approximately "concave" with flat terrain, with an altitude of 24-3 1 m. It belongs to the continental monsoon climate zone where the temperate monsoon is semi-humid and semi-arid, with an average annual temperature of 14. 1℃, an average annual precipitation of 523.2 mm and a mild temperature. Groundwater resources are abundant. The shallow water layer above underground 150m is generally 25-30m thick, and the water yield of a single well 1000t/ day.