Core Viewpoint - The article discusses the durability and cost differences between two types of waterproof stone-like paints: Jingyan Stone and Guanjing Stone, highlighting the advantages of Jingyan Stone for high-end markets due to its superior longevity and quality [1] Group 1: Product Comparison - Jingyan Stone is a high-end waterproof stone-like paint with a durability of up to 15 years, primarily serving the high-end market [1] - Guanjing Stone has a practical lifespan of around 3 years, similar to that of water-based sand products, due to its formulation [1] - The key factor determining the lifespan of stone-like paints is the type and amount of emulsion used, rather than the type of sand [1] Group 2: Recommendations - If the budget allows, it is recommended to choose the higher quality Jingyan Stone for exterior wall protection and decoration [1]