Despite Lander Sports Development's share price drop, its high P/S ratio indicates investor optimism. However, without significant medium-term performance improvement, maintaining this ratio may be challenging. The company's poor three-year revenue trends and the industry's higher expected growth rate suggest the current positive sentiment may not last.

The company's risky profile is underscored by a heavy reliance on debt and lack of profitability at the EBIT level last year, despite significant revenue growth of 97% to CN¥181m.