In view of the popularity of mobile devices equipped with GPS functions nowadays, in order to guide mountaineers entering the park, the Sheipa National Park Management Office downloads the offline electronic map and the park entry permit to reduce the use of paper and allow mountaineers to use GPS Function to check in and out of the park from the air, and quickly send GPS coordinates for help and safety reports to emergency contacts through text messages. Statement of use: 1. Scope of applicat