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% ...