Because of the real estate industry is different from other industries have high risks. Studying the link between its operating performance and ownership concentration has an important significance for the entire real estate industry, as well as the overall national economy. 但是,由于房地产行业股权结构,与其他行业相比存在差异,研究其经营绩效与股权集中度之间的关系,对整个房地产行业乃至整体国民经济都有重要意义。