Please inspect the goods first before signing for receipt.If the courier company does not allow pre-inspection, you can open the package on-site at the courier office to check for damage, missing items, creases, or (squeezing) on the products.If you have any questions, contact us directly for consultation. Reasonable refusal to sign can ensure the goods arrive safely and undamaged.Once signed, it is deemed that the goods are intact, and we will no longer bear relevant responsibilities; the postage for subsequent returns or exchanges shall be borne by the buyer.