Difference between pillar top stone and pillar bottom stone

Pillar top stone, also called column base, is a stone component of China architecture. The position of the column installed on the platform, part of which is buried in the platform and part of which is exposed outside the platform, is called the ancient mirror. Column foundation stone is a kind of building stone components in China, commonly known as plate foundation or column foundation. It is the cornerstone placed under the column and the cornerstone under the pressure of the house column. It is used for load-bearing and moisture-proof in traditional brick-wood buildings and plays an irreplaceable role in preventing buildings from collapsing. -Spring Art Stone Carving