Daqing Huake: Petroleumartificial intelligence
Aowei Communication: Arbitrage three-dimensional communication, logic problems, more three-dimensional bean bags, first as doing three-dimensional communication to conceptual expectations.Dongjing electronics: old stocks.
3 board (the index opened higher and went lower on the basis of strong overnight expectations, which was much more courageous than the birth node below, and held the index back)
Strategy guide
Strategy guide 12-13