2. As the chief financial officer, we should pay close attention to the company's financial management, business performance, strategic management, budget management and other aspects, and minimize or avoid losses through cost control and benefit development to realize the company's profitable development. But this is not something that the CFO can do alone. Business development needs the joint efforts of marketing and the whole company. If losses occur, it is necessary to analyze the causes of losses, increase sales channels or control costs from the source, so as to reduce losses.