the most easiest solution i found is.. to create a class with static data members with getters setters.
set from one activity and get from another activity that object.
activity A
mytestclass.staticfunctionSet("","",""..etc.);
mytestclass.staticfunctionSet("","",""..etc.); activity b mytestclass obj= mytestclass.staticfunctionGet();
mytestclass obj= mytestclass.staticfunctionGet();