日科化学：已回购501.21万股，使用资金总额2805.38万元

Core Viewpoint - The company announced a share buyback plan, repurchasing 5,012,100 shares, which represents 1.08% of its total share capital [1] Summary by Categories Share Buyback Details - The share buyback was conducted through a dedicated securities account via centralized bidding [1] - The total share capital of the company is 464,902,614 shares [1] - The highest transaction price was 5.72 yuan per share, while the lowest was 5.21 yuan per share [1] - The total transaction amount reached 28,053,752 yuan, excluding transaction fees [1] Compliance and Regulations - The buyback operation aligns with the company's buyback plan and complies with relevant laws and regulations [1]