据国家体改委调查统计,到1991年底,我国初步发育成型的企业集团已有431个。这些企业集团的核心企业都具有企业法人资格,不兼行政管理职能,规模达到中型企业标准,并且拥有了3个以上紧密层企业。从分布地域和行业状况来看,江苏、广东、上海、山东四省 According to the survey conducted by the National Economic Reform Commission, by the end of 1991, there were 431 enterprise groups that had initially developed in China. The core companies of these enterprise groups all have corporate qualifications, do not have administrative functions, have reached the scale of medium-sized enterprises, and have more than three close-tier companies. From the geographical distribution and industry status, Jiangsu, Guangdong, Shanghai and Shandong Provinces