The first phase of Zibo Poly City is seriously polluted. According to the China Environment Network, the house in Zibo Poly City is built on a pesticide factory that has been polluted for decades. The soil where the plot is located has been polluted due to long-term use for industrial purposes. The main pollutants are benzene, vinyl chloride, Trichlorethylene, chloroform, hexachlorobenzene, DDT, etc.