5 days and 4 boards: overpass lifting.Board 11: Yiming Food.Third, artificial intelligence
2 boards: China Research Institute and Walter.V. Auto Parts2 boards: China Research Institute and Walter.
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.10 days and 9 boards: Rishang Group.4 days and 3 boards: Keli sensing.