美国采购需求：双平开窗，最佳双平开窗，实惠双平开窗，出售双平开窗，购买双平开窗，安装双平开窗

I'm interested in your glass doors and would love to get more info. Can you provide details on the various types you have available, including materials, designs, and any customization options? Additionally, it would be great if you could share pricing information, including bulk order discounts and shipping costs. Looking forward to your prompt response so we can explore potential collaboration!