The price of PE in Tianjin market has not changed much, the linear futures are operating at a low opening and weak position, the trading atmosphere in the market is more cautious, the shippers offer goods to the market as they go, the downstream factory purchase adheres to rigid demand, and the firm offer focuses on a single discussion, the price of PetroChina LLDPE is 7300-7350 yuan / ton, and the price of coal chemical LLDPE is 7100-7150 yuan / ton.