Specifically, product costs are high and gross margins are low; asset returns are low and return on investment is low; in the long run, profitability is the ability of a company to generate funds in its future operations. It is one of the most important and most reliable indicators of operating power systems. It's a company In fact, the capital to repay debt comes from post-investment cash flow. If the cash flow after investment is not higher than the cash flow, you will not be able to repay the maturity debt. This means higher financial risk.