Title: Jue jin
Description: Ben shu fu gai she jiao, O2O, Mei ti, Jiao yu, Yu le deng 5 da ling yu,11 ge xi fen xing ye, Fen xi le ji shi ge dian xing an li wo men xi wang ke yi tong guo zhei xie nu li, Zhao dao yi dong shi dai zhen zheng de chuang ye ji hui, Yi ji geng jia zhong yao de, Yin zang yu ji hui chuang kou xia mian de wei xian yu tiao zhan.
Subjects: Dian zi shang wu, Yan jiu
Places: Zhong guo