Introduction：As urbanization peaks, choosing the right window cleaning robot depends less on specs and more on total system maturity.   As high-rise architecture evolves and commercial complexes dominate urban skylines, the maintenance industry faces a critical turning point. The traditional model of manual exterior cleaning is rapidly giving way to automated systems. However, for property groups, engineering general contractors, and urban service providers, the challenge has shifted. It is no longer about simply finding a machine that can climb a wall; it is about identifying a sustainable, scalable operational system.For B2B decision-makers, the true cost of automation is rarely the initial purchase price of a robot. Instead, the financial impact is determined by long-term stability, the ability to establish standardized maintenance protocols, and the reduction of dependency on skilled manual labor. This is where the concept of "System Maturity" becomes the defining metri...