March 20th Midday Review: ChiNext Index rises 3.3% in half a day, with the photovoltaic and lithium battery sectors collectively strengthening

The Shanghai Composite Index fluctuated sideways in the morning, while the ChiNext Index rose over 3%. The photovoltaic and energy storage sectors strengthened collectively, with companies like Shangneng Electric, Shouhang New Energy, and Deyea Co., Ltd. hitting the daily limit. The lithium battery sector rebounded, with Great Power, Huabao New Energy, and Pylon Technologies rising over 10%. Optical communication concept stocks surged, with YUANJIE SEMICONDUCTOR hitting the 20cm daily limit, surpassing Cambricon to become the second highest in A-shares, while Changguang Huaxin and Tengjing Technology rose over 15%. On the downside, computing power concept stocks adjusted, with Supercom reaching the daily limit down. More stocks fell than rose, with over 3,300 stocks in the Shanghai, Shenzhen, and Beijing markets showing red, and the morning trading volume reached 1.45 trillion. At the midday close, the Shanghai Composite Index rose 0.16%, the Shenzhen Component Index rose 1.57%, and the ChiNext Index rose 3.3%