Consequently, Chinese imports of coking coal have increased 12% in the first seven months of the year and caught many traders by surprise.

SEE MORE: China’s History Making Layoffs May Strengthen Steel Sector ETFs

Morgan Stanley analyst Tom Price called the scale of the rally “a complete surprise.”

Looking ahead, the coal industry’s good fortune is ultimately tied to restrictions on China’s output, UBS Group AG said, also raising its coking-coal forecasts for this year and the next.

For more information on the coal industry, visit our coal category.

VanEck Vectors Coal ETF