Group 1 - The core point of the article is that Beijing Qinglan Zhihui Technology Co., Ltd. has undergone a business change, adding BlueFocus Communication Group Co., Ltd. (300058) as a shareholder through its wholly-owned subsidiary Shanghai BlueFocus Data Technology Group Co., Ltd. [1] - The registered capital of Qinglan Zhihui has increased to 1 million yuan [1] - Qinglan Zhihui was established in 2024 and is identified as an AI marketing technology company [1]