Chinese players have just been displayed in the entries. You can check on the ITTF website:
https://www.ittf.com/tournament/2817/2018/2018-ittf-world-tour-china-open/
MS: ML, FZD, XX, ZJK, LGY, FB, WCQ, YA, XF, ZY, LJK, Zhou Kai, Zhou Qihao, Niu Guankai, Xu Haidong
WS: DN, LSW, ZYL, CM, WMY, CXT, SYS, Li Jiayi, Che Xiaoxi, Gu Yuting, Liu Fei, Wu Yang
MD: ML/XX, FZD/LGY, XF/WCQ
WD: DN/ZYL, CM/LSW, CXT/SYS
XD: ZJK/WMY, LGY/CM
CTTA is known as the least efficient association that it often submit the list of CNT players later than any other associations, just before the deadline.