建研设计：安徽晟元工程咨询有限公司为公司参股企业，公司持有其20%的股权，并非第一大股东

Group 1 - The core point of the article is that Anhui Shengyuan Engineering Consulting Co., Ltd. is not the largest shareholder of the company, but rather a company in which the company holds a 20% stake [2] Group 2 - The company responded to an investor inquiry on an interactive platform regarding its shareholding in Anhui Shengyuan Engineering Consulting Co., Ltd. [2] - The company clarified its ownership status, emphasizing that it is a minority shareholder [2]