One of the men is a drug lord identified as Naw Kham ; the other three were members of his gang , Xinhua said . The court rejects the appeal by all six defendants . Two of the men had received life sentences . They were implicated in the December 2011 killings of 13 Chinese sailors .
The court rejects the appeal by all six defendants . Two of the men had received life sentences . They were implicated in the December 2011 killings of 13 Chinese sailors .