Now, profit index is one of the key indexes which are used to measure the level of enterprises 'profitability and management. So, it is also very important to investors, creditors and managers. 如今,利润指标是用来衡量企业盈利能力和经营水平的关键指标之一,它因此也是广大投资者、债权人以及公司管理者最为关心的指标。