3 days and 2 boards: Xinshida, Shengli Precision and Fuda.7 days and 5 boards: Fenda Technology.
2 boards: China Research Institute and Walter.Third, artificial intelligenceThe 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.
2 boards: China Research Institute and Walter.3 days and 2 boards: Xinshida, Shengli Precision and Fuda.3 days and 2 boards: Fuda shares.