20世纪90年代以来,面对世界石油石化工业日益激烈的竞争,实施低成本战略提高经济效益,已成为越来越多的石油石化企业的选择。国外大公司的具体做法一般是:1.通过兼并、联合降低生产成本1998年8月,BP兼并阿莫科,两者业务上的互补性和协同效应可降低成本每年约20亿美元。1998年12 Since the 1990s, in the face of increasingly fierce competition in the world petroleum and petrochemical industry, the implementation of low-cost strategy to increase economic efficiency has become an increasingly important choice for petroleum and petrochemical enterprises. The specific practices of large foreign companies generally are: 1. Through mergers and joint efforts to reduce production costs In August 1998, BP merger Amoco, both business complementarities and synergies can reduce costs about 2 billion US dollars each year. 1998 12