Contixo F20

Invalid date

1. Modifying android9.0 Mobile Phone to Solve a bug of android9.0 Connecting to Extranet and Using Google Services
2. The map cannot be loaded because Google modified the network to use plaintext transmission in android9.0
3. Update and click the positioning button. When obtaining the current GPS (latitude and longitude), click the positioning button to locate the current position and enlarge the map to a certain ratio
4. API level rose to 28, supporting 64-bit operating system