Summary | Zhengzhou, capital of Henan province, puts a price
tag of 500,000 yuan ($77,000) for 1 microgram of PM2.5 while
other cities also take similar approach.
tag of 500,000 yuan ($77,000) for 1 microgram of PM2.5 while
other cities also take similar approach.
chinadaily.com.cn | 13 April 2016