As ethylene industry is in the peak of the business cycle at present, petrochemical market runs well and makes high profit, which thereby conceal some problems in the development of ethylene industry.

• 由于当前乙烯产业正处于景气周期的高峰,石化市场表现良好,行业利润较高,掩盖了我国乙烯工业发展中的一些问题。