fatmingwang

first go to iOS provisional portal 

and register the device for dev and

go to destribute select mode as AD Hoc

and select the devices u want to share with

then generate the AD hoc provision 

then down load it

then take a c at those

http://www.tmcsdevelopment.co.uk/2011/04/12/how-to-install-an-ad-hoc-distribution-provisioning-profile/

http://diaryofacodemonkey.ruprect.com/2011/03/18/ad-hoc-app-distribution-with-xcode-4/
http://agilewarrior.wordpress.com/2012/04/02/how-to-distribute-ad-hoc-build-with-xcode-4/

Chinese tutorial

http://blog.csdn.net/onlyou930/article/details/7542306