A company's profitability is the ability of a company to use economic resources to make a profit, it is alsoa comprehensive expression of the company's marketing ability, ability to acquire money, ability to avoid risk, and ability to reduce costs, etc., or a specific performance of the operating results of various links of the company The quality of the operations can be demonstrated by profitability. Operating return analysis primarily benefitsthe income statement, balance sheet, based on a set of index systems by building logical relationships between items in the table, usually including cost margins, return on equity, total assets reportedReward Rate, Net Interest for Sales, Net Interest for Assets, etc., and then analyze and evaluate profitability.