--- title: "A-Share Three Major Indices Open Down 0.1%-0.25%; LQKJ Opens Nearly 3% Higher" type: "News" locale: "en" url: "https://longbridge.com/en/news/296165579.md" description: "China's three major A-share indices opened slightly lower on the 18th, with the Shanghai Composite down less than 0.1%, Shenzhen Component down less than 0.1%, and ChiNext down 0.25%. This follows a night of declines in US stock indices and rising 30-year Treasury yields due to inflation concerns. Major banks and insurance stocks showed mixed or slight declines, while semiconductor stocks like GigaDevice rose significantly. LQKJ opened up nearly 3%." datetime: "2026-08-18T02:06:44.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/296165579.md) - [en](https://longbridge.com/en/news/296165579.md) - [zh-HK](https://longbridge.com/zh-HK/news/296165579.md) generator: "portal-rs" --- # A-Share Three Major Indices Open Down 0.1%-0.25%; LQKJ Opens Nearly 3% Higher The three major US stock indices fell overnight (17th), while the yield on the 30-year US Treasury rose to a 19-year high, as investors worried about persistent inflation and rising government debt. China's three major A-share indices opened slightly weaker this morning (18th). The Shanghai Composite Index opened down 3 pts, or less than 0.1%, at 3,979. The Shenzhen Component Index opened down 12 pts, or less than 0.1%, at 14,692. The ChiNext Index opened down 9 pts, or 0.25%, at 3,730. Major mainland Chinese banks opened mixed within a narrow range. ICBC (601398.SH) +0.020 (+0.265%) opened down 0.3%, CCB (601939.SH) +0.100 (+0.971%) opened nearly flat, and CMB (600036.SH) -0.050 (-0.131%) opened down 0.1%. CHINA PACIFIC INSURANCE (601601.SH) -0.170 (-0.564%) opened down 0.4%, while CHINA LIFE (601628.SH) -0.520 (-1.383%) opened down 0.1%. BYD Company (002594.SZ) +0.020 (+0.022%) opened flat, while CONTEMPORARY AMPEREX (300750.SZ) -1.900 (-0.475%) opened down 0.3%. SMIC (688981.SH) -0.760 (-0.556%) opened down 0.6%, HUA HONG GRACE (688347.SH) +3.480 (+1.289%) opened flat, and AI chip stock CAMBRICON (688256.SH) -3.080 (-0.266%) opened down 0.5%. Domestic GPU stocks METAX (688802.SH) -14.000 (-1.781%) and MOORE THREADS (688795.SH) -5.860 (-0.993%) opened down 1.3% and 0.9%, respectively. LQKJ (688008.SH) -0.790 (-0.352%) opened up 0.4%, while YANGTZE OPTICAL FIBRE (601869.SH) +10.940 (+2.905%) opened flat. GIGADEVICE (603986.SH) +8.380 (+1.887%) opened up 1.3%, while semiconductor testing stock LQKJ (688008.SH) -0.790 (-0.352%) opened up 2.9%. CXMT (688825.SH) -1.090 (-1.764%) opened down 1.1%. 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