美国采购需求：管片模具、地铁管片模具、隧道管片模具、隧道模具、路缘石模具、阶梯式护坡模具

I'm reaching out to get more detailed information about the shield segment molds. Specifically, I would like to know the available specifications, materials used, and any customization options you might offer. Additionally, if you could provide insights regarding pricing, minimum order quantities, and lead times, that would be great. Looking forward to your prompt response so we can explore potential collaboration opportunities.