Tong Petrotech's low P/E ratio is due to inconsistent earnings growth and expectations of underperformance in the near future. Unless conditions improve, the share price may remain stagnant.

Tong Petrotech's below average ROE and dwindled income over 5 years may impede earnings growth. Despite retaining all profits, its lack of business growth is disconcerting. A cautious approach is recommended, considering additional factors like business risk profile.