In the world Market, Exxon-Mobil, BP-Amoco have established super international company through merger, their economic power has been enhanced quickly, so does their competitive advantage.

• 国际上，大型石化公司重组兼并引人注目，以埃克森-美孚、BP-阿莫科为代表的大公司，通过强强联合形成超大型跨国集团，经济实力进一步加强，竞争优势更加明显。