Ye Bing^{1, †}, Mo Li-Hua^{1, 2}, Liu Tao³, Luo Jie¹, Li Dong-Qing^{1, 2}, Zhao Pei-Xiong^{1, 2}, Cai Chang^{1, 2}, He Ze^{1, 2}, Sun You-Mei¹, Hou Ming-Dong¹, Liu Jie^{1, ‡}