how many different types of cryptocurrency are there, Top

4 boards: Jincai Internet, Tianyu Mathematics, Huayang Lianzhong, Hanwang Technology.9 board: Thiel shares.The first board: Panda Dairy, Yike Food, Western Animal Husbandry, Anji Food, Haixin Food, Tongqinglou, Li Ziyuan, Liangpin Shop, Sunshine Dairy, New Dairy, Huang Shanghuang, Xi 'an Catering, Maiquer, Yonghui Supermarket, Friendship Group, Jiajiayue and Dongbai Group.

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.The first board: 3D Communication, Shensi Electronics, Worth Buying, Hongda New Materials, Oriental Seiko, Aofei Entertainment, Jinzitianzheng, Rongji Software and Join-Cheer Software.Board 11: Yiming Food.

Third, artificial intelligence2 board: starlight shares.Fourth, the digital economy