埃及采购需求：室内游乐场供应商，软体游乐场供应商，滑梯，软体游乐中心，室内游乐中心，室内游乐场供应商

I'm looking to purchase a large quantity of your product, specifically 250,000 units packaged effectively. I need to ensure they are ready for distribution upon delivery. Please provide me with your best pricing options, including any bulk discounts, as well as information on lead times and shipping logistics. Additionally, could you share details about the packaging specifications and whether you can accommodate customized options? I'm interested in the quality and any available certifications that come with the product. Looking forward to your prompt response so we can move forward.