1. Contact the official customer service of Dayun: call the official customer service hotline of Dayun "95546", select "1" according to the voice prompt, then enter the express waybill number, and press # to end, after which a manual customer service will answer the phone. At this time, the problem that the express logistics is not updated can be fed back.
2. Online customer service: On official website of Dayun Express, find "Online Service" on the left side of the main page, click Enter, enter "Manual Customer Service" on the dialogue page, and push the logistics to manual customer service after the transfer is successful.
3. Contact the local outlets: If the courier has been sent to the local outlets but has not been updated, you can directly call the outlets and communicate directly with the customer service of the outlets.