Source: South China Morning PostOfficials in China’s steelmaking hub have vowed to crack down on illicit emissions after two weeks of heavy smog across northern China.In an emergency municipal meeting on Saturday night, Li Guifu, the vice mayor of Tangshan, a city in Hebei, ordered factories to limit or halt production on days when a heavy pollution alert was in place to reduce the overall emissions of air pollutants such as sulphuric dioxide or nitrogen oxide by 50 per cent.Li issued the warning after a surprise inspection…Read More