孟加拉采购需求：钢材种类、钢材价格、钢管、钢筋、金属钢材、钢结构住宅

I'm reaching out with an interest in your range of steel products. We're looking to source high-quality materials for upcoming projects and would love to know more about what you offer. Could you please provide details on specifications, available grades, and pricing? Additionally, it would be helpful to understand your lead times and any customization options. Looking forward to hearing from you soon!