梅花生物：上半年实现归母净利润17.7亿元，同比增长20%。

Group 1 - The core viewpoint of the article highlights that Meihua Biological has reported a slight decline in revenue while achieving significant profit growth in the first half of 2025 [1] - The company's operating revenue for the first half of 2025 was 12.28 billion yuan, a year-on-year decrease of 2.9% [1] - The net profit attributable to the parent company reached 1.77 billion yuan, reflecting a year-on-year increase of 20.0% [1] Group 2 - Meihua Biological is recognized as a leading enterprise in the global amino acid industry, focusing on a diversified product matrix centered around amino acids [1] - The company has leveraged its advantages in synthetic biology technology to develop a range of products, including animal nutrition amino acids, flavor enhancers, pharmaceutical amino acids, and colloidal polysaccharides [1] - During the reporting period, sales of key products such as monosodium glutamate, 98% lysine, and feed-grade isoleucine increased, contributing to revenue growth [1] - The increase in lysine sales volume and price, which rose by 70%, led to higher revenue and gross profit [1] - A decrease in the cost of main materials and improvements in production metrics contributed to a reduction in production costs, resulting in an increase in gross profit by 382 million yuan, which in turn boosted the company's net profit [1]