[About Express] Default is YTO, for other express and bulk logistics please contact customer service. [Shipping Time] Orders placed before 6 PM will be checked and shipped on the same day; orders placed after 6 PM will be arranged for shipping within 24 hours. [About Specifications and Stock] Dear customers, please carefully review product dimensions and descriptions before purchasing. If you can place an order, it's generally in stock. If there are specific requirements for large quantities or shipping time, please contact customer service for confirmation[After-sales Service] When receiving or picking up goods, please inspect them first before signing. If there is any damage or shortage, please contact customer service promptly to explain the situation and have the logistics personnel or courier prove it before proceeding