Old cobblestone is a natural stone product that combines historical texture with practical functionality, primarily sourced from the disassembly of old buildings or naturally weathered old stones. It boasts an ancient coloration and natural texture, with some surfaces retaining traces of past use, carrying the historical memory and cultural charm of traditional architecture. The material is mainly natural green stone and granite, with a hard and dense texture that becomes more wear-resistant and weather-resistant after long-term natural abrasion, capable of adapting to various indoor and outdoor environments. In terms of craftsmanship, cleaning, repair, and surface polishing are performed according to usage requirements, preserving the original texture while ensuring a smooth surface without sharp edges, maintaining the historical appearance of the old cobblestone while enhancing safety and comfort. Its applications are versatile, suitable for indoor flooring to inject a retro atmosphere into spaces, compatible with Chinese, industrial, and other decorative styles; for courtyard and garden walkways, paired with greenery and water features to create a natural and ancient landscape; for wall decoration, presenting unique wall textures through combination, becoming a visual highlight in the space; and for the restoration or construction of ancient or pseudo-ancient buildings, restoring the original appearance of historical structures and conveying traditional architectural culture. Relying on the characteristics of natural old stone, old cobblestone requires minimal maintenance and has a long service life, meeting both decorative and practical needs of modern spaces while evoking emotional resonance with traditional architecture through its historical texture. It is a distinctive stone product that combines cultural and practical value.