On September 5, Shandong Provincial Audit Team went to Dongying Plant for investigation, and the plant superintendent Li Xin'ai and the director of the Operation Department Liu Jiajia accompanied in the whole process.
As the only sewage treatment enterprise in Dongying Port Economic Development Zone, Dongying Plant has become the focus of this investigation. During the investigation, the Audit Team first listened to the introduction of the department director Liu Jiajia on the basic situation of Dongying Plant, the whole production process, the water treatment quantity and so on, and emphatically checked the effluent water quality.