I tested on some Korea and China device, It is still happen on that device (http://pdadb.net/index.php?m=device&id=3892&c=pantech_vega_r3_im-a850s).
deviceready has not fired after 5 seconds. cordova.js:1223
Channel not fired: onDOMContentLoaded cordova.js:1216
Angular is running in the development mode. Call enableProdMode() to enable the production mode. vendor.js:4084
Native: deviceready did not fire within 5000ms. This can happen when plugins are in an inconsistent state. Try removing plugins from plugins/ and reinstalling them. vendor.js:79732
Ionic Native: deviceready did not fire within 5000ms. This can happen when plugins are in an inconsistent state. Try removing plugins from plugins/ and reinstalling them. vendor.js:160150
DEVICE READY FIRED AFTER 11980 ms vendor.js:79727
Ionic Native: deviceready event fired after 11903 ms
I used base app (sidemenu) from ionic
ionic start myApp sidemenu