Beijing kyingdong science and technology ltd. Is registered at no. 69, song zhang town, tongzhou district, beijing. The registration authority is the market supervision authority of the tongzhou region, beijing. The legal person is von yun peng; operates on technical development, technical advice, technical services and technical promotion; develops, sells and sells electronic medical instruments, medical aids, high frequency surveyors; retail teaching equipment, specialized equipment for air purification, office equipment, mechanical equipment, household appliances, electronic products, electrical equipment, refrigeration equipment, communications equipment, computer software and assistive equipment, cultural and public safety equipment and equipment; interior decoration design; economic trade consulting; hosting exhibitions; conference services; design, production, agency, advertising; basic software services, application services (without medical software); brokering, import and ...