Ginlong PRO APP meets more demands of professional users in more diverse and sophisticated circumstances with its mobile feature. Professional users can obtain more accurate geographic information to facilitate site selection. When there is any problem with devices, PRO APP can connect logger directly, sending commands to detect source of problem. Similarly, Ginlong PRO APP pushes messages to homepage based on user habit and problem urgency. For instance, if there is an emergent work order remain handling, user would be able to see it without going into too many pages.