We (at the NRDC) find that a minimum of 50 percent net GHG reductions target by 2030, below 2005 levels is technologically feasible, affordable and achievable－adding to the tally of recent studies reaching the same conclusion.

"These efforts would result in a big cut to emissions—which would be amplified by synchronization across markets," she said.

These projects will bring "rigorous risks and challenges" to the environment, it said.

Although China saw rapid development of the solid waste management and recycling sectors, it still faces great challenges, Song said.

China's industrial output, an important economic indicator, rose 24.5 percent year-on-year in the first quarter of this year, as the country's industrial production rebounded steadily, according to the National Bureau of Statistics on Friday.

Hot dipped galvanized sheet and strip, down 7 percent, hot rolled sheet, down 9 percent and cold rolled sheet, down 10 percent.

This was a 32.6% increase from the 2,052,000 permit tons recorded in February and a 43.2% increase from the February final imports total of 1,900,000.

The 2105 ferrosilicon contract price on ZCE closed at 7,220 yuan per ton on April 19.