North China-based facility to provide clean power to nearby enterprises.

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

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

The industry has also stepped up efforts ensuring safe mining in recent years, Sun said.

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

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

State-owned China Energy Investment Corp is ramping up efforts to dispatch coal from production hubs such as Shaanxi and Gansu provinces to Sichuan province and Chongqing.