1 and CI rate refer to the financial indicators of cash flow ratio. Cash flow ratio = net cash flow from operating activities/current liabilities at the end of the period.

2. The ratio of net cash flow from operating activities to total cash outflow. This ratio is used to measure the degree to which the cash flow generated by business activities can offset the current liabilities. The higher the ratio, the better the financial flexibility of the enterprise. Due to the different business nature (service type and production type) of different industries, the net cash flow generated by business activities is quite different, so the ratio of enterprises in different industries varies greatly.