How do investors know the risks of unprofitable listed companies in science and technology innovation board?

If a listed company is not yet profitable, it shall disclose its core competitiveness and the main risks faced by its business activities in a prominent position in the annual report. At the same time, according to the characteristics of the industry, listed companies should fully disclose the reasons for unprofitable, as well as the impact on the company's cash flow, business development, talent attraction, team stability, R&D investment, strategic investment, and sustainability of production and operation.