Yunnan Aluminium Co.Ltd(000807) : impairment test of Yunnan Yuanxin Carbon Co., Ltd. the recoverable amount of assets involved in the asset impairment test of Yunnan Yuanxin Carbon Co., Ltd. I. The asset appraisal report is prepared in accordance with the accounting standards for business enterprises issued by the Ministry of finance, the basic standards for asset appraisal and the asset appraisal practice standards and professional ethics standards 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 appraisal professionals 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 users of the asset appraisal report. 4、 The user of the asset appraisal report shall correctly understand and use the appraisal conclusion. The appraisal conclusion is not equal to the realizable price of the appraisal object, and the appraisal conclusion shall not be regarded as a guarantee for the realizable price of the appraisal object