铜缆高速连接板块活跃，长盈精密上涨超11%

Group 1 - The copper cable high-speed connection sector is experiencing significant activity, with Changying Precision rising over 11% [1] - Other companies such as Changxin Bochuang, Yutai Micro, Jinxin Nuo, Zhongyuan New Materials, and Ruikeda are also seeing stock increases [1]