The upper storey adopts a combination of triple eave roofs with different heights, which is lifted layer by layer, reflecting the characteristics of modern Guangxi's “rising by taking advantage of the potential”; the giant pillars on both sides of the north and south entrances are full and solid, supporting the central roof, showing the momentum of the “China South Gate”; the twelve pillars of the two-wing colonnade symbolize the twelve tribes of inhabitants of Guangxi; the branches on the top of the pillars stretch to form a whole, and the rhombus texture of the roof is intertwined, shaped like the crown of a large tree full of leaves.