Warren Buffett famously said, ‘Volatility is far from synonymous with risk.’ When we think about how risky a company is, we always like to look at its use of debt, since debt overload can lead to ruin. We can see that Hubei Energy Group Co., Ltd. (SZSE:000883) does use debt in its business. But the real question is whether this debt is making the company risky.

When Is Debt A Problem?

Debt assists a business until the business has trouble paying it off, either with new capital or with…