Our store's policy is that we default to Yunda shipping, but we can also ship via Express. There's no need to contact customer service for price changes. Our styles are diverse and change weekly, and we listen to loyal customers' opinions to develop new styles. As long as you want to participate, there's an opportunity. For package delivery, contact customer service if you meet basic requirements.Additionally, if you have any product issues, you can contact customer service at any time. We will do our best to assist you and ensure customer satisfaction