国有大中型企业多是有多个层级的法人企业,原因有多种,那些由建工局等主管部门转成总公司的企业,下属公司原本就是法人企业,只是转成了总公司的下属企业。一些企业在原有体制下不得不建立的下属或附属单位,很多都办理了法人登记手续,但仍是作为公司的下属企业管理。再有一些则是在企业多元化发展中建立起来的下属企业。当然,有些下属企业再设了三级企业、四级企业 State-owned large and medium-sized enterprises are mostly multi-level corporate enterprises for a variety of reasons, those from the Bureau of Construction and other departments into the head office of the company, the subordinate company was originally a corporate entity, but converted into a subsidiary of the parent company . Some enterprises have subordinates or affiliated units that they have to establish under the original system. Many of them handle the procedures of legal person registration but they are still managed as subordinate enterprises of the company. Others are subordinate enterprises established in the diversified development of enterprises. Of course, some subordinate enterprises have set up third-level enterprises and four-level enterprises