随着时代发展和经济推动的作用下，人们逐渐追求更高的生活质量，在物质基础和身体健康得到满足的情况下开始更关注外形上的保养。医美成为了人们追求健康肌肤的重要工具，医药制造业也因此逐步走进大众视野中。生物医药行业作为我国战略性新兴产业之一，既是生物技术最重要的应用方向，又是现代医药行业转型升级的关键所在。

华熙生物是国内透明质酸产量最高的企业。作为我国生物医药行业中具有代表性的企业，研究华熙生物的盈利能力有助于帮助企业管理者及时发现企业存在的问题，提出更好的改善对策。

本文以华熙生物公司为案例主体，通过文献研究法、案例研究法和比较分析法，基于杜邦分析法结合连环替代法对其盈利能力进行综合分析,同时，对比分析华熙生物及其同行业公司近六年内的盈利能力指标数据。根据分析得出华熙生物在行业内具有一定的市场份额和资金实力，但仍需要加大研发费用的投入，提高产品竞争力。

With the development of the times and the promotion of the economy, people gradually pursue a higher quality of life, and begin to pay more attention to the maintenance of their appearance when their material foundation and physical health are satisfied. Medical aesthetics has become an important tool for people to pursue healthy skin, and the pharmaceutical manufacturing industry has gradually entered the public view. As one of the strategic emerging industries in China, the biopharmaceutical industry is not only the most important application direction of biotechnology, but also the key to the transformation and upgrading of the modern pharmaceutical industry.

Biotechnology Corporation is the enterprise with the highest production of hyaluronic acid in China. As a representative enterprise in China's biopharmaceutical industry, studying the profitability of Biotechnology Corporation helps enterprise managers to find out the problems existing in the enterprise in time and put forward better improvement countermeasures.

This article takes Biotechnology Corporation as the main body of the case. Through the literature research method, case study method and comparative analysis method, it compares and analyses the profitability index data of Biotechnology Corporation and its industry companies in the past six years. At the same time, it comprehensively analyses its profitability based on the DuPont analysis method and the serial substitution method. According to the analysis, Biotechnology Corporation has a certain market share and financial strength in the industry, but it still needs to increase investment in research and development expenses to improve product competitiveness.