FAP, June 1 / PRNewswire-FirstCall-Asianet /-- the market focus shares of Ruineng Technology (9 days and 8 boards) fell by the limit. Invida concept shares Hongbo shares (5 boards) opened 0.06% lower, Obi Zhongguang (Science and Technology Innovation Board's first board) opened 3.41% higher, brain-computer interface concept stocks Xin Zhi Cognition (4 boards) opened 4.02% higher, and innovative Medical Services (4 boards) rose by 4.02%. The game stock name Health (10 days 5 boards) opened 0.82% higher, the Southern Media of Education + Media (4 days 3 boards) opened 3.86% higher than Resconda (2 board), the special message (2 board) opened 0.78%, and Apple MR concept stock Liding Optoelectronics (2 board) opened 8.64% higher than green alliance technology (gem).