1. Market factors: Affected by the global economic situation, industry competition and other factors, the prices of non-ferrous metals such as cobalt, nickel and copper fluctuated greatly, which affected the company's performance and the stock price fell.
2. Company factors: The company's performance decline, poor financial situation, management team changes and other factors may also lead to the stock price decline.
3. Investor sentiment: Investors' expectations of the company's future development prospects, market sentiment and other factors may also affect the stock price.