What they say

"She said what many of us want to say, and questioned what we want to question."

Li Suhua, a member of the CPPCC.

"After watching the documentary, I realize it was important to explain the science. Chai put in the time researching the components of PM2.5, and how they affect people's cerebrovascular, cardiovascular, lungs and stomach. It's good that the documentary has aroused great public attention, but we should also notice the special development phase that China is in, and the great efforts the country has made in tackling smog."