Chinese geography

The inspect of geography in China begins in a Warring States period 5th century BC. It expands its scope beyond the Chinese homeland with the growth of the Chinese Empire under the Han dynasty & enters a golden age with the Han dynasty invention of the compass as one of the Four Great Inventions. The compass was then used from the 11th century during the Song dynasty, Yuan dynasty, Ming dynasty, as alive as Qing dynasty in the study of geography. One of the near famous explorers in Chinese history was the 15th century admiral Zheng He, so-called for the Chinese exploration of the Pacific and his treasure voyages.