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

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

A total of 16 out of 41 major industries saw growth in profits in the January-July period, and 14 of them reported growth of over 5 percent.

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

The foreign trade value of North China's Hebei province reached 313.46 billion yuan ($46 billion) in the first seven months of this year.

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 booming environmental protection industry is playing an increasingly important role in boosting economic growth.

Most of the capital goods monitored by the Chinese government posted higher prices in early August compared with late July this year.