"Emission Standards for Pollutants in Urban Sewage Treatment Plants" (GB 18918-2002)
"Sludge Sludge Quality of Urban Sewage Treatment Plants" (GB 24188-2009)
There are 32 sewage treatment plants in Shenzhen, with a total design scale of 5.435 million tons / day.
On August 19, 2016, the Shenzhen Municipal People's Government issued the “Shenzhen Solid Waste Pollution Prevention Action Plan (2016-2020)”.