Zhao Ping'an Qi works

Chapter 845

    

d at him and then said: "毛利潤 refers to the revenue from main business operations minus the cost of main business operations. Of course, this is only the definition in textbooks. In commercial activiti...Chapter 845

"Chapter 945Upon hearing this.Jiang Tianying was taken aback, then quickly said, "Second brother, what nonsense are you talking about"