If you are not satisfied with the express delivery, you can go to the website of Shentong Express to find the manager on duty to complain. If you are online shopping and the delivery is delayed, then you can contact the merchant and complain about the courier. Call the national customer service hotline of Shentong Express to make a complaint. Shentong's national customer service hotline is 95543. Say the specific courier number, and then you can find the relevant site and the docking courier, so that the customer service of the national customer service hotline can directly transfer this situation to the docking boss of the local site, and you can make a complaint.