The coal sub-index slid 5.6 percent to 1,071.72.

The city's total import and export value with ASEAN countries hit 52.3 billion yuan ($7.74 billion) from January to April, up 15.1 percent, year-on-year.

To some extent, the program has proved the role of carbon monitoring in helping calculate carbon emissions, he said.

The labor-intensive iron and steel industry, as a symbol of the second industrial revolution, was often associated with images of workers toiling away in mills, sweat pouring down their faces.

ASEAN is the biggest trading partner of Guangdong, one of the major production bases in the world.

Indonesia's parliament this month approved a request from the government to increase energy subsidies because of rising commodity prices.

India's finished steel exports in April fell to their lowest level in five months on weaker demand and increased competitiveness in the international market.

A congressional report indicates that Mexico’s public spending on energy in 2021 soared well beyond the approved amount with extraordinary support to national oil company Pemex cited as the primary reason.