Tellyes Scientific is a comprehensive technology enterprise that integrates the research and development, production, and sales of modern medical teaching products. The company engages in innovation, research, and development activities in a number of important fields with training software and a traditional Chinese medicine training system supported by contemporary technology, and offers the market twelve series and more than a thousand different types of medical virtual teaching products based on the aforementioned technologies.

Tianjin Medical Hall Technology Co., Ltd., established on 2008-12-11, Business scope includes electronics and information technology,Mechatronics technology and product development,consult,Serve,transfer;Wholesale and retail trade;Manufacturing of medical teaching models and teaching instruments;Educational information consultation;Internet information service;The second type of value-added telecommunications services;Radio and television program production and management;Import and export.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Guangxi Liugang Medical Co., Ltd., established on 2018-12-29, Business scope includes licensed projects:medical service;Catering Services;Class III medical device business;food sales;Drug Wholesale;Drug retail(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)General project:Healthy food(prepackaged)Sales;Sales of Class I Medical Devices;Sales of Class II Medical Devices;General merchandise sales;Typing and copying;Maternal and infant life care(Does not include medical services);business training(Does not include education and training,Vocational skills training and other licensed training);Medical Research and Experimental Development;Health Care Services(non-medical);Traditional Chinese Medicine Health Care Services(non-medical);patient care service;Housekeeping(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Henan Provincial Peoples Hospital is a private company headquartered in Zhengzhou, China, that operates as an hospital.

The 301 Hospital (Chinese: 三〇一医院) or People's Liberation Army General Hospital (Chinese: 中国人民解放军总医院), which constitutes simultaneously the PLA Postgraduate Medical School (Chinese: 中国人民解放军医学院), located in Beijing, China, is a military hospital directly subsidiary to Logistic Support Department of the Central Military Commission and the largest general hospital under the auspices of the People's Liberation Army. Its mission includes assuring the health of PLA and China's leaders.

Peking University First Hospital is a company headquartered in Beijing, China and ultimately controlled by the Government of China. The firm operates as a hospital.

Part of Southern Medical University, Zhujiang Hospital of Southern Medical University is a company headquartered in Guangzhou, China, that operates hospital.