The Chinese government should probably check the drinking water as well then...
"it is acknowledged that nearly 14 percent of the city's sewage is discharged into rivers which serve as Shanghai's water sources without being treated."
"At least a million tonnes of raw sewage pours into the waters of Guangdong’s Pearl River Delta in southern China every day...Air pollution is so obvious that everyone can see it,” he said. “But the water problem has not had enough public attention.”
"it is acknowledged that nearly 14 percent of the city's sewage is discharged into rivers which serve as Shanghai's water sources without being treated."
https://www.healthandsafetyinshanghai.com/shanghai-water.htm...
"At least a million tonnes of raw sewage pours into the waters of Guangdong’s Pearl River Delta in southern China every day...Air pollution is so obvious that everyone can see it,” he said. “But the water problem has not had enough public attention.”
https://www.scmp.com/news/china/policies-politics/article/20...