If you have not received the package, but the tracking information shows that it has been signed, please confirm that whether the package is in/at the mail box, or signed by your family or neighbor. Please contact the express company for details. Sometimes, if there are no express company locations near your home, they may entrust the package to another shipping company. In this case, you should ask them to give you another shipping company name and a new tracking number. If they can't provide you with any useful information, please file a complaint with the shipping company, then please contact us in time and sent us the complaint number, we will assist you to solve this problem.