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.Third, artificial intelligence3 days and 2 boards: Xinshida, Shengli Precision and Fuda.
Board 3: ASD.5 days and 4 boards: Ningbo Jingda.3 days and 2 boards: Easyhome, Smith Barney.
2 board: starlight shares.4 days and 3 boards: Keli sensing.7 days and 6 boards: construction industry.