Fan Li (536-488 BC), a politician of the state of Yue during the Spring and Autumn Period; he is a famous economist and businessman often known as [[陶朱公|陶朱公|tao2 zhu1 gong1]] or Chiyi Zipi

Li County in Baoding, Hebei Province

(literary) to have a shallow or superficial understanding of a vast subject; literally to measure the sea with a gourd, often used as a metaphor for a narrow perspective in the phrase [[管窥蠡测|管窺蠡測|guan3 kui1 li2 ce4]]

ancient name for Poyang Lake in Jiangxi Province, the largest freshwater lake in China

(idiom) to look at the sky through a bamboo tube and measure the sea with a ladle; used to describe a person with a very restricted perspective or superficial understanding of a matter

To measure the ocean with a ladle; used to describe having a very narrow perspective or limited experience.