A股早评：三大指数集体高开，蘅东光上市首日高开近1008%

Group 1 - The A-share market opened with all three major indices rising, with the Shanghai Composite Index up by 0.09% at 3968.73 points, the Shenzhen Component Index up by 0.17%, and the ChiNext Index up by 0.15% [1] - The education and storage chip sectors opened high, while the film and television, as well as cross-border payment sectors, experienced slight pullbacks [1] - In the optical communication sector, the "small giant" company, Hengtong Optic-Electric, saw its stock price surge nearly 1008% on its first trading day, reaching 350 yuan [1]