why buy digital currency, Knowledge graph

3 days and 2 boards: Fuda shares.4 boards: Jincai Internet, Tianyu Mathematics, Huayang Lianzhong, Hanwang Technology.The first board: Eft, Tianrun Industry, Huachangda, Xinmeixing, Hanwei Technology, Xiangyou Technology, Giant Wheel Intelligence, Xiangyang Bearing, Dongfang Seiko, Collier, Mingzhi Electric, Hongxun Technology, Huawei Technology, Jinzitianzheng, Tuobang, Beite Technology and Seiko Technology.

V. Auto PartsThe first board: University of Technology Yake, Rongji Software, Fudan Fuhua, Join-Cheer Software.5 days and 4 boards: Ningbo Jingda.

4 days and 3 boards: Wenfeng Group.First, the concept of robot