Stone decoration engineering materials is the key to ensure the quality of the project, in addition to stone, there are steel, aluminum frame material, hanging plate, hook, structural adhesive and sealing adhesive, etc.. The selection of aluminum, steel and other profiles, must comply with national standards. Aluminum surface plating layer must meet the requirements of the national AAL5 or above, the steel must be hot-dip galvanized or other anti-corrosion materials for processing, to ensure that it does not rust. Connection hanging plate must be used above 3mm stainless steel plate or more than 4mm aluminum plate. Structural adhesive and adhesive must comply with national standards, to ensure that no leakage.