英国采购需求：纸制品制造机械、卫生纸制造机、卫生纸制造机、卫生纸生产机、蛋托制造机、蛋托机

I'm interested in sourcing egg trays and would like to know more about your offerings. Specifically, I'm looking for details on the materials used, available sizes, and any customization options you provide. It's important to know the minimum order quantities and your lead times for production. Additionally, please share your pricing structure, including any bulk order discounts and shipping costs. I'm keen on ensuring the quality meets our standards, so if you have any samples or certifications, that would be great. Looking forward to your prompt response so we can discuss further!