Despite the company's high rate of profit retention, its low rate of return is likely hampering its earnings growth. The company's performance is viewed with caution due to these factors.

Investors may believe Weihai Guangtai Airport Equipment Co.,Ltd will underperform the industry, leading to its low P/S ratio. The company's shrinking revenues could disappoint shareholders and if medium-term trends continue, the share price may remain stable.

Lower returns on Weihai Guangtai's capital employed could show it's not a growth stock. Despite a 48% return to shareholders, discomfort with the company's fundamentals calls for investor caution.