英国采购需求：日光室建造、密封主梁、反渗透预防、日光室材料、商用日光室、防水日光室设计

I'm reaching out to inquire about the pricing for a range of doors and windows you're currently offering. Could you please provide me with your price list or any specific quotations based on different materials and designs? Additionally, it would be helpful to know about any bulk order discounts, lead times for production, and available customization options. I'm looking forward to your prompt response so we can explore potential collaboration opportunities. Thanks!