Fire burned board is made by burning the surface of granite with liquefied gas and oxygen through a high-temperature flame. Due to uneven heating and different expansion, it forms some slight bumps and depressions like lychee surface, which has anti slip effect.

Wulianhong is a widely used decorative material for granite buildings. Wulianhong is a type of granite with red as the main color, with white and black dots embedded in it, making it highly aesthetically pleasing. Due to different ore bodies, the color of Wulian red stone varies slightly, generally including three types: large flowers, small flowers, and medium flowers. The main application directions are indoor floor paving, floor and exterior wall dry hanging, and irregular stone pieces in hotels, clubs, and halls.