海新能科：广域方圆为公司的间接控股股东，其控制下的其他企业目前不涉及生物柴油业务

Group 1 - The core point of the article is that Haineng Technology (300072) clarified its ownership structure and business focus in response to investor inquiries, specifically stating that its indirect controlling shareholder, Guangyi Fangyuan, does not engage in biodiesel business through its other enterprises [1] Group 2 - Haineng Technology is actively engaging with investors on its interactive platform, indicating a commitment to transparency [1] - The company emphasizes its focus on its core business areas, distancing itself from the biodiesel sector [1] - The clarification regarding Guangyi Fangyuan's involvement is significant for investors assessing the company's strategic direction and potential risks [1]