Live Updates > Live Update Details
2026-05-28 15:04:45
[A-shares closed higher across the board; many lab-grown diamond stocks hit their daily limit] ⑴ The three major A-share indices rose collectively today. As of the close, the Shanghai Composite Index rose 0.26%, the Shenzhen Component Index rose 0.8%, the ChiNext Index rose 1.96%, the Beijing 50 Index rose 2.55%, and the STAR Market 50 Index rose 1.59%. ⑵ Total market turnover was 2.9873 trillion yuan, a decrease of 272.6 billion yuan from the previous day. More than 3,000 stocks rose. ⑶ In terms of sectors and themes, lab-grown diamonds, supercapacitors, PET copper foil, PCB concepts, and optical fiber concepts led the gains; while liquor, precious metals, securities, film and television, and insurance sectors led the declines. ⑷ The lab-grown diamond sector opened lower but then rose steadily. Huifeng Diamonds hit its 30cm daily limit, while Sifangda, Huanghe Whirlwind, and Hengsheng Energy also hit their daily limits. Power Diamonds, World, and Guoji Precision Machinery led the gains. (5) The supercapacitor sector opened higher and continued to rise, with multiple stocks including Fenghua Advanced Technology, Torch Electron, and Jianghai Shares hitting their daily limit. The PET copper foil sector fluctuated and strengthened, with Tongguan Copper Foil hitting its 20cm daily limit during the session. Defu Technology, Ashi Innovation, and Longyang Electronics led the gains. (6) The liquor sector fluctuated and declined, undergoing a correction. Only one stock in the sector rose, with Jinzhongzi Liquor, Jinhui Liquor, and Huangtai Liquor leading the decline. The precious metals sector performed weakly, with Chifeng Gold, Zhongjin Gold, and Shanjin International leading the declines. The securities sector also performed poorly, with Guolian Minsheng, China Merchants Securities, and China Galaxy Securities leading the declines.
