熊猫乳品：公司二季度净利率14.84%，同比及环比均有提高

Group 1 - The core viewpoint of the article highlights that Panda Dairy reported a net profit margin of 14.84% in the second quarter, showing improvements both year-on-year and quarter-on-quarter [1] - The increase in net profit margin is attributed to the growth in revenue from core concentrated dairy products, which now account for a higher proportion of total revenue and have a gross margin that exceeds the overall gross margin [1] - The company has effectively controlled its period expenses during this period, contributing to the improved profitability [1]