Lei Yang had a degree in environmental science and worked for the China Association of Circular Economy, an environmental organization with ties to the government.
He went to a brothels it was raided by police and died of a heart attack while in jail.
https://en.wikipedia.org/wiki/Death_of_Lei_Yang
BTW - what is "Circular Economy?" new term for Keynesian Economics?
The “circular economy” is a leftist term for a theoretical industrial economy that produces no waste or pollution. Such an economy would have to violate the second law of thermodynamics to actually exist.