Why is there some product marked with "Ready To Ship" in my searching result page but cann

If the product is set up to ship to one of the 23 countries by a supplier, it will be marked with "Ready To Ship" in your searching result page, which is irrelevant to your actual shipping address. Recently this logic is optimizing to adapt to the buyer's shipping address when the buyer is seaching "Ready To Ship" product. Thanks for your attention and great supports.