How did a boy named Peng come up with a four-character name?

Peng Linze Yi Peng Zhimanshan Peng Sha Jianhong Peng Shengxu Bing Peng Songqi Sai Peng Xiangchanghong Peng Aobo Xiang Peng Nianyun City Peng Lunjunwei

Peng Zhe Jinkang Peng Chenchanghan Peng Yuqi Li Peng Fubinting Peng Weike Qinpeng Shi Zesheng, Peng Jiyihai, Peng Yanhongyun, Peng Yuzhiming

Peng Yantongbo, Peng Baizhiming, Peng Shaohaotu, Peng Hengyuyun