[Bidding to see the leader] On October 21st, the market focus stock Jidazhengyuan (4 boards) opened 8.12% higher, the large consumer sector Joyoung shares (7 boards in 12 days) opened 1.85% higher, Baiyang shares (6 boards in 8 days) opened 3.97% higher, the military industry sector Ocean King (3 boards) opened at the bidding limit, and Changchun Yidong (3 boards) opened 3.30% lower, Robot Concept Daye shares (3rd board) bid at the daily limit, Jingcheng shares (3rd board) opened lower by 5.96%, low-altitude economic concept shareholder Anlili (3rd board) bid at the upper limit, Junya Technology (3rd board in 6 days), whose performance exceeded expectations, opened higher by 1.34%, Hisun Pharmaceutical (2nd board) opened higher by 3.09%, and physical AI concept stock Fantuo Shuchuang (GEM 2nd board) opened higher by 6.56%.