[Bidding to see the leader] On October 20th, the market focus stock Aohong Electronics (12 boards in 21 days) opened 3.49% lower, the media sector Ciwen Media (6 boards in 7 days) opened 0.68% lower, the chip industry chain Oriental Jiasheng (3 boards) opened 2.48% lower, and the low-altitude economic concept stock Jidazhengyuan (3 boards) bid for the daily limit, Wanfeng Aowei (2 boards) ) opened 1.83% lower, Baolong Technology (2nd board) opened 8.20% higher, the military sector Ganhua Science and Technology (2nd board) opened 5.49% lower, Ocean King (2nd board) opened 4.28% higher, Changchun Yidong (2nd board) opened 6.09% higher, robot concept stock Jingcheng Shares (2nd board) opened 7.24% higher, and Daye Shares (2nd board) bid at the daily limit.