摘要
Polyethylene In early May 2008,due to the tense sup-ply and the price rise of petrochemicals,the price of PE(polyethylene)was upconsiderably.In mid-May,the price of PE firstly roseRMB100-300/t with few trading actions anddropped slightly afterwards.At the end of May,due to high produc-tion cost and low operating rate of