各投标单位：

 因方案变更，原招标文件发售截止时间为 * 日 * : * ，现更改为 * 日 * : * 。投标截止时间不变，请各投标单位悉知。

                                                                                                                                                            (略) (略)

                                                                                                                                                                     * 日

各投标单位：

 因方案变更，原招标文件发售截止时间为 * 日 * : * ，现更改为 * 日 * : * 。投标截止时间不变，请各投标单位悉知。

                                                                                                                                                            (略) (略)

                                                                                                                                                                     * 日