Sun Qiang (L), director of the non-human-primate research facility under the Chinese Academy of Sciences (CAS), and Liu Zhen, a postdoctoral fellow and the first author of the research paper published on Cell, look at Zhong Zhong and Hua Hua on Jan. 22, 2018. China on Thursday announced it successfully cloned world's first macaques from somatic cells by method that made Dolly. (Xinhua/Jin Liwang)