案情简介→同一个大厦,所有权要分清甲公司原拥有某大厦的所有权,大厦用途为商业用途,甲公司在大厦内经营住宿餐馆,该大厦被甲公司分割为四个区块,分别为1—3层、4—6层、7—9层、10—15层,并分别办理了相应的权属证书。2004年5月,甲公司以7—9层的房屋作为抵押向银行进行贷款。2005年5月,因甲公司不能按期归还贷款,被银行诉至法院,2006年5月,法院对7—9层进行公开拍卖,乙公司通过拍卖取得了7—9层房屋,拍卖成 Brief introduction → The same building, the ownership of a company to have ownership of a building, the use of the building for commercial purposes, a company operating a restaurant in the building, the building was divided into four companies A block, were 1- 3 layers, 4-6 layers, 7-9 layers, 10-15 layers, and apply for the corresponding ownership certificate. In May 2004, Company A loans to banks with mortgages on the 7-9 floors. In May 2005, because Company A could not repay the loan on schedule, it was sued by the bank to the court. In May 2006, the court held a public auction on the 7-9 floors and Company B acquired the 7-9-storey house through the auction