The first freight train was on its way to Poland, the Baltic News Service (BNS) reported on Monday.

China produced some 4.45 billion tons of coal last year, up 8 percent year-on- year.

Ganqmod Port, a major energy import channel for the country, has become an important hub on the China-Mongolia-Russia economic corridor.

As China's leading energy base, Shanxi Province is key to the country's energy supply and electricity transmission.

The country's greenhouse gas emissions stagnated at around 761 million metric tons of CO2 in 2022. For the second year in a row, Germany fell short of its reduction target of 40 percent compared to the reference year 1990.

The bureau predicted that whole-year coal output is expected to surpass 1.3 billion tons.

Average monthly output of coal produced by the company has been around 50 million tons during the past 15 months, he added.

Increase of clean energy seen as key to achieving nation's carbon goals.