The company's low P/E ratio is due to its lackluster earnings growth, expected to underperform the market. If recent medium-term earnings trends persist, the share price may not see significant movement soon.

Shanghai Menon Animal Nutrition Technology's low P/E ratio may be due to investors' expectations of underperforming earnings growth. The company's shrinking earnings over the medium-term contribute to its low P/E, forming a barrier for the share price.