Originally Posted by fchin
...I noticed that CX sometimes has a codeshare on the HKG->KUL flight with Malaysian Airlines (MH). Does CX have a codeshare on MH's flight from EWR->KUL?
No. CX only codeshares with MH on the KUL-HKG v.v. run. And besides you cannot earn AA miles on an airline not flown by a oneworld carrier even with a CX flight number.