台湾省采购需求：Fr4 PCB、PCB 组装、刚挠性 PCB、柔性 PCB、Rogers PCB、Fr4 PCB 板

I'm looking for black HDI materials specifically designed for high-definition LED displays, particularly for P1.25 and P1.5 models. The quality and performance of these materials are crucial, as they will directly impact the visual output and durability of the final product. Please provide detailed specifications, available sizes, and any relevant certifications you have for these materials. Additionally, I would appreciate information on pricing, minimum order quantities, and lead times for delivery. If there are any variations or alternative options that could meet my requirements, please include those as well. Understanding these aspects will help us make an informed decision moving forward. Thank you!