How bad is China’s energy crisis?

Country is implementing power rationing as supplies dwindle due to price raise of imported coal

The situation is widespread. In recent days, factories in 20 of China's 31 provinces have suffered a loss of power, forcing many to shut down production, at least for hours at a time. Millions of households in the north-east of the country have also lost power and found that they cannot use electricity to heat or light their homes.