Nowadays, both rural and urban areas have a large number of old houses with exterior wall tiles and coatings peeling off, posing significant safety risks and, in severe cases, water seepage issues that trouble many homeowners. With Zeshang Lianhuanjia dry-hanging renovation technology, whether it's tiles, coatings, or red brick walls, construction can be carried out directly on the old wall surface. This eliminates the need for exterior wall removal and base layer treatment. The lock-and-install system from bottom to top, combined with a matching finishing system, effectively resolves exterior wall water seepage problems. The construction is fast, generates no waste, and causes no environmental pollution.