The eldest son is a man with a name.

Chang Chengxian, Chang Cheng Kun, Chang Chengtai, Chang Chengqian, Chang Cheng Lin, Chang Chengguan, Chang Chengheng, Chang Jincheng, Chang Chengcui, Chang Chengsheng, Chang Chengfeng, Chang Chengjia, Chang Chengshun, Chang Chengtian, Chang Chengde, Chang Chenggong, Chang Chengzhi, Chang Chenggong.