Hello Ang Jo jit,

Now Google has changed lot of things to get approval your application. For getting Adsense approval need to run the site Minimum 6 months also its need good quality content. I suggest you to try with blogger it will more possibility to get approval.

I didn't tried with flynax so I am not sure.Check below links to get more details.

https://support.google.com/adsense/answer/75109?hl=en