自 8 0年代以来 ,很多专家学者极力推崇港航一体化经营体制 ,曾经兴起了一股港航合一的理论思潮。 90年代后 ,航运企业为了扩大企业规模 ,降低经营成本 ,借鉴国外航运企业的经验 ,实行资本扩张 ,纷纷到国外、港澳、内陆港口城市投资建设港口 ,或者参股经营港口业务 ;很多港口企 Since the 1980s, many experts and scholars strongly advocated the integrated operating system of the Hong Kong and Shanghai Airlines, and a theory trend of unity between Hong Kong and China Airlines has emerged. After the 1990s, in order to expand the scale of enterprises, reduce operating costs, learn from the experience of foreign shipping companies and implement capital expansion, shipping enterprises have successively invested and built ports in foreign countries, Hong Kong, Macao and inland port cities or taken joint ventures in port operations. Many port enterprises