Shenzhen Guohua Network Security Technology Co.Ltd(000004) : the asset appraisal report of the recoverable value project of the asset group of Beijing Zhiyou Wangan Technology Co., Ltd. involved in the goodwill impairment test. I. this asset appraisal report is prepared in accordance with the basic standards for asset appraisal issued by the Ministry of Finance and the practice standards and professional ethics standards for asset appraisal issued by China Asset Appraisal Association. 2、 The client or other users of the asset appraisal report shall use the asset appraisal report in accordance with the provisions of laws, administrative regulations and the scope of use specified in the asset appraisal report; If the client or other users of the asset appraisal report use the asset appraisal report in violation of the above provisions, the asset appraisal institution and its asset appraisers shall not be liable. 3、 The asset appraisal report can only be used by the client, other users of the asset appraisal report agreed in the asset appraisal entrustment contract and users of the asset appraisal report stipulated by laws and administrative regulations; In addition, no other institution or individual can become the user of the asset appraisal report. 4、 The user of the asset appraisal report should correctly understand the appraisal conclusion. The appraisal conclusion is not equal to the realizable price of the appraisal object. The asset appraisal institution and the asset appraiser do not bear the responsibility of the relevant parties for decision-making. The appraisal conclusion should not be regarded as a guarantee for the realizable price of the appraisal object