Introduction to the Department of Land and Resources: The Department of Land and Resources is located on the fourth floor of the museum. The exhibitions in the hall are divided into four parts: ocean, surveying and mapping, minerals and land. They introduce my country's vast coastline and coastal resources, the history and history of surveying and mapping respectively. development, the types, distribution and application of mineral resources, my country’s geographical location, territorial area, and land policies of past dynasties. Among them, the Yangtze and Yellow River landform landscape platforms at a scale of 1:250,000 vividly display the sources and flows of the Yangtze and Yellow Rivers. region and geology.

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