A huge plume of black water covering an area estimated to 50 Olympic standard swimming pools off the coast in Eastern Shishi City, where a discharge pipe of an industrial zone lies under the sea surface. Lab testing found toxic chemicals including hormone disruptor Nonylphenol and heavy metal in the water discharged by factories in the industrial zone. The City of Shishi is one of China’s biggest children’s wear manufacturing centers, with over 70% of its products exported to countries in the Middle East, Southeast Asia, Africa, etc.