Among 21 surveyed manufacturing sectors, 12 sectors saw an improvement in PMI reading in August.

However, success has come at a cost－high carbon emissions.

The national carbon trading market now covers 2,162 companies, all of which are electricity companies.

An analyst said green hydrogen will play an important role in interconnecting renewable energy and decarbonization within industrial systems.

The upgrades, targeted to promote clean production and improve efficiency, have brought about both environmental and economic benefits.

The trip by rail and sea was about 20 days shorter than if the goods had been sent by sea.

Profits at China's industrial companies fell in the first seven months of this year as the country grapples with pandemic-related disruptions, high temperatures and insufficient domestic demand.

China's environmental protection sector reported steady revenue growth in 2021 as the country has ramped up green growth efforts.