**"Special Order for Metal Materials with SF Express Postage Difference Supplement Link – Ensure Accurate Ordering to Avoid Errors** This is a dedicated order link specifically designed for metal materials requiring an SF Express postage difference supplement. Please verify all details carefully before placing your order to prevent any mistakes. Incorrect orders may lead to delays, additional charges, or processing issues. Ensure the correct product specifications, weight, and shipping details are selected. For any questions, refer to the guidelines or contact customer support. Double-check the postage supplement requirement to confirm compliance with SF Express policies. Thank you for your attention to detail—this helps streamline the process and ensures smooth delivery." *(Character count: 300)*