马来西亚采购需求：集装箱房屋、预制房屋、预制温室、可扩展集装箱房屋、40英尺可扩展集装箱房屋、可扩展模块化集装箱房屋

I'm looking to get a better understanding of the pricing for a double-story house. Specifically, I'm interested in the overall cost, including any additional expenses like materials, labor, and any optional features that could be included. If you could provide a detailed breakdown or estimate based on standard specifications, that would be super helpful. Additionally, it would be great to know about your lead times and any available options for customization. Are there any packages or designs you recommend? If you could send over your catalog or brochures along with the pricing details, that would be awesome. Looking forward to your quick response!