Beijing's geographical position in the world, Beijing's terrain and Beijing's climate characteristics; what are China's geographical position, terrain and climate characteristics in the world?

Beijing's geographical position in the world, Beijing's terrain and Beijing's climate characteristics; what are China's geographical position, terrain and climate characteristics in the world?

The center of Beijing is located at 39 N and 116 E. Beijing is located at the north end of the North China Plain. To the north is the Yinshan Mountains, and to the south is the boundless plain. It should be said that the terrain of Beijing is the intersection of plains and mountains