1. The pre-production design draft has been sent to you for confirmation.The client agreed on May 9.2025. 2. After the package was sent on May 19th, you requested some details that were different from the final version. Based on your requirements, an urgent package of additional materials was sent for free on May 25th. 3. The quantity of the goods dispatched was consistent. and the style was completely in accordance with the design draft. The additional materials that you wanted to change were also sent for free and in an urgent package. 4. Both urgent packages arrived in the your country as expected on May 25th.And I mentioned you about the tax with custom many times. 5. After that, you delayed to clear the customs, because of no idea about it. With both side help, the payment of customs was cleared two weeks later, you turned back to us for refund as same amount as the tax. What could we do?