Hi Friends

I want to develop any sort Application for Chinese Brand Handsets Like Alfatel,Lephone ,Gfive,Niktel etc. which may be using MTK based Chip(Processor) and also using Nuclues OS.All I have read on Web.

How to develop Apps for these Handsets?
What OS they support?

Please help , guide some wayout I have search a lot on Google but found nothing.

Regards
Gagan