Investors' high expectations may be driving the company's P/S ratio, but its recent poor growth rate poses a risk of future disappointment. The company's shrinking revenue and the industry's expected growth make the high P/S ratio uncomfortable.

Guangzhou Tongda Auto Electric's high price-to-sales ratio, its declining revenue and recent underperformance could negatively affect its share price amid expected industry growth. Investors banking on a business turnaround face significant risks if current trends persist.