法国采购需求：白色大理石地砖、白色大理石地板、纯白大理石、阿拉贝斯卡托·科尔基亚大理石、白色大理石浴室瓷砖、黑白大理石瓷砖

I'm interested in obtaining more details about your luxury decorative curved marble balustrades and balusters intended for staircases. Specifically, I would like to understand the range of designs you offer, including various styles, color options, and finishes available for customization. Additionally, it would be great to know about the size specifications and weight tolerance for these products, as well as any recommendations for installation. Could you also provide information on the materials used in crafting these balustrades and balusters? Knowing about the sourcing and quality control measures in place would be beneficial. Lastly, if you have any brochures or catalogs showcasing previous projects, I would appreciate you sharing those with me. Looking forward to your prompt response!