Excuse me, what does the sea surveillance mark mean?

The patrol sign of China consists of a five-pointed star, a wand, waves and the words "China patrol" in Chinese and English. Meaning: The five-pointed star symbolizes that China patrol officers exercise government administrative law enforcement and supervision functions on behalf of the state in accordance with relevant laws and regulations; The double snake sticks symbolize the law enforcement forces of China patrolling the sea, land and air; Waves symbolize the working nature and management subject of China patrol. Three white waves divide the blue ocean into four parts, representing the four seas of China. The circles and characters surrounding each other symbolize the protection of China patrol to the waters under the jurisdiction of China. In addition, the double snake stick (caduceus；; Karukeion (Greek) is the symbol of Hermes/macri, the messenger of God, and also represents the baton. Two snakes twine left and right with opposite ends, and some sticks have a pair of angel wings at the top.

Modern people regard double snake sticks as a symbol of trade and transportation, as well as medicine and alchemy.

There is also a legend that when macri threw his walking stick between two biting snakes, the two snakes got together again. Therefore, the double snake stick is also regarded as a symbol of peace.