Bring Deep Learning to Intelligent ​Medicine

12 Sigma

12 Sigma is a startup company focusing on developing intelligent medical diagnosis software.

Our products help doctors diagnose diseases faster and with higher accuracy, enabling more people to enjoy high quality medical services.

Our Products

Our products are of three major categories: deep learning diagnosis, intelligent medical data analysis, cloud-based CAD.

We are currently developing automatic detection and diagnosis products based on deep learning, for diseases including various tumors, as well as cardiovascular and cerebrovascular diseases.

Our Core Technologies

12 Sigma is one of the pioneers who introduced AI and deep learning technologies to the field of intelligent medical diagnosis and medical data analysis. We devote ourselves to the research and development of industry-leading deep learning algorithms, with the aim of providing doctors with the most accurate tools for computer assisted diagnosis, and patients with the best treatment options.

Our Teams

Our core research team members are technology veterans from companies such as GE, Siemens, Philips, Google, Apple, Qualcomm, and Kitware. They brought with them top-tier experience in AI, deep learning, and medical image analysis. 83% of our team members hold a doctorate degree.

Xin Zhong

Cofounder & CEO

Dashan Gao

Cofounder & CTO

Yunqiang Chen

Chief Scientist

Our Partners

12 Sigma received the largest investment in 2017 in the field of medical imaging AI, led by SoftBank China and with the participation of CDBI Partners, Delian Capital. Earlier stage investors, ZhenFund and Matrix Partners China, also made further investments.


At present our company is carrying out comprehensive research cooperation with multiple clinical departments from over 50 top-tier hospitals. We have also enriched and strengthened our various product lines. In partnership with GE, we released an AI lung nodule detection analysis system, σ-discover/Lung, currently under testing in multiple hospitals.

Our Footprints​

12 Sigma Technologies Ltd. was founded in the United States in April, 2015, by two former deep learning and computer vision experts from Qualcomm. So far, our company has research teams located in Beijing, Shanghai, Suzhou, and San Diego.

©2018 by 12 Sigma Technologies