The company's low ROE, despite high debt, is disappointing. High debt increases risk and limits future options, hence good returns are expected. High quality businesses usually achieve high ROE without excessive debt.

Despite solid revenue growth, the company's P/S ratio aligns with the industry, indicating investor skepticism about maintaining growth rates. Future revenue may be volatile with potential risks leading to a lower P/S ratio.

Guizhou Gas Group's low ROE and high debt usage is risky. Market fluctuations may affect its performance. While ROE is helpful, considering future profits and investment needs is essential when valuing a stock.