兹有我司员工不慎遗失合同四份及收据。其中网站合同编号为：YT0000429、YT0000430；百度合同：BD20060156、BD20060157；收据：0020307、0020308。特此声明作废！

                                                                        汕头市永图科技有限公司
                                                                            2006-9-18