The yellow circle on the British grid refers to the yellow circle on the British grid. According to relevant information, the British grid table is the official map used by the British government to record the ownership and boundaries of real estate, which is usually used for real estate transactions and land development. In the British grid, the yellow circle is usually used to indicate the change of the boundary and ownership of a piece of land or property, such as the division or merger of land, the demolition or reconstruction of houses, etc. Yellow circles are generally marked by professional surveyors or lawyers when handling relevant procedures to ensure the accuracy of ownership and boundaries.