Core Viewpoint - The A-share market showed positive performance with the ChiNext Index rising by 1.65%, driven by strong military and related sectors [1] Market Performance - The three major indices opened lower but experienced upward movement, with the Shanghai Composite Index increasing by 0.28%, the Shenzhen Component Index rising by 0.93%, and the ChiNext Index up by 1.65% [1] - The total market turnover exceeded 1.3 trillion yuan, with over 3,800 stocks rising [1] Sector Highlights - The military concept sector continued to strengthen, with nearly 20 stocks hitting the daily limit, including AVIC Chengfei, which saw a 20% increase [1] - The copper cable high-speed connection concept also performed well, with WOLK's stock hitting the daily limit [1] - Other sectors with notable gains included aviation, communication equipment, general machinery, internet, heat pump concepts, CPO concepts, brain engineering concepts, and low-altitude economy concepts [1] - Conversely, the PEEK materials concept weakened, with Zhongxin Fluorine Materials hitting the daily limit down [1] - The seed industry and fertilizer concepts experienced the largest declines [1]

Group 1 - The concept stocks related to copper cable high-speed connections are active in early trading [1] - Derun Electronics (002055) reached the daily limit increase [1] - Bochuang Technology (300548) rose over 10% [1] Group 2 - Changfei Optical Fiber (601869), Xianying Technology (301067), and Xinya Electronics (605277) also experienced gains [1]

智通财经4月14日电，华丰科技涨超10%，凯旺科技、创益通、意华股份涨超5%，新亚电子、奕东电 子、精达股份、得润电子、宝胜股份等跟涨。 铜缆高速连接概念股午后走强 华丰科技涨超10% ...