丽江宇芳房地产开发有限公司开发的丽江绿景家园住宅小区3幢202号房屋，购房人为单永树。登记合同号为：NLJ0051960020号，合同备案号：LJ2018122204350。现申请撤销备案。 

                                                                                                                                        古城区房产管理所