Together with Central South University, Xiangya Medical College of Central South University, and Xiangya Second Hospital, we have established the MicroPort device engineering research center in Hunan Province and the medical materials and devices research center of Central South University. We have built a "medical engineering cooperation" innovation platform led by academicians and participated by many materials, engineering and medical experts. We have domestic leading materials research and preparation technology and unique national, provincial and ministerial research platform resources.