北信源：放弃参股公司深圳金城股权优先购买权

Group 1 - The core point of the article is that Beixin Source (300352.SZ) announced that its associate company, Shenzhen Jincheng Confidential Technology Co., Ltd. (referred to as "Shenzhen Jincheng"), is undergoing a share transfer where shareholder Guangpu Quantum Technology Holdings Co., Ltd. (referred to as "Guangpu Quantum") plans to transfer its 34% stake in Shenzhen Jincheng to Li Taotao [1] - The company has decided to waive its right of first refusal regarding this share transfer, indicating a strategic decision based on its current operational situation [1]