Shopping cart instructions

Shopping cart usage instructions:

• Click "Add to Cart" to add products to your cart
• You can modify product quantities on the cart page
• You can delete unwanted products
• Supports batch selection and deletion
• View product total price and discount information
• Click "Checkout" to enter the order confirmation page

Products in the cart will be saved for a period of time, but it's recommended to checkout promptly to avoid price changes.