保加利亚采购需求：门到门送货、海运、空运、铁路运输、门到门海运、国际空运

I'm reaching out to explore the different logistics options available for our upcoming orders. We're looking for cost-effective solutions that ensure timely delivery while maintaining product integrity. Can you provide details on your shipping methods, lead times, and any additional services you offer? Additionally, it would be great to understand any volume discounts or special arrangements for bulk orders. Transparency on tracking systems and customer support throughout the logistics process would also be helpful. Looking forward to your insights!