Ownership structure and corporate performance has been a hot topic of scholars at home and abroad. Based on the comprehensive relevant references ， this paper does descriptive statistics and correlation analysis on the shareholding structure and company performance of the pharmaceutical industry. The final results of this paper is that ownership concentration and corporate performance showed a significant positive correlation, at the same time, equity restriction and corporate performance also has a positive relationship in a certain degree, which provide a reference for the future development of the pharmaceutical industry