Hunan Keyizhitou Biotechnology Co., Ltd., established on 2021-03-03, Business scope includes biological products,Class I medical device,Class II medical device,Research and development of three types of medical devices;Class III Medical Devices,Class I medical device,Class II medical device,computer,computer software,computer aids,Chinese patent medicine,disinfectant,Medical Laboratory Equipment and Appliances,electronic product,General instrumentation,steel bed,cabinet,furniture,Hardware,Precious metal products,Office Supplies,Sales of chemical preparations;Cleaning packaging for medical devices,Sterilization and management;Medical Device Technology Development;Medical device technical consultation,communication service;Medical device technology transfer service;medical information,Technical Advisory Services;Traditional Chinese medicine service;Technical research and development of pharmaceutical excipients,consult,technology transfer;Medical Equipment Repair;Nutrition and Health Consulting Services;Marketing Planning Service;Special equipment installation(elevator,except boiler);Internet drug information service;Chemical API,Wholesale of instruments and meters;Acquisition of Chinese herbal medicines,Sales;Medical Research and Experimental Development.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)