Initial positioning logic optimization.
Integrate Google and OSM map resources, provide standard / public transport / bike / walk / traffic / satellite / street view map mode options, driving or cycling or walking or take the public transport are applicable.
When you go out , you can use the query function to quickly find the nearest bus stations 、
ATM、 restaurants...etc. And also provide Wikipedia, Foursquare City Guide, Flickr photos information to meet your demand for nearby places information.