No.405 Yizhuang Development Zone Popularity Ranking Beijing No.4 Surgery Knife No.7 Fu Qiang Mirror No.14 Ultrasound No.27 Physical Examination No.51 Jia Ting Yi Sheng No.69 Zhuan Yong Equipment Equipment Manufacturing Electromechanical Equipment Medical Devices Healthcare Technology 高新技术企业 中关村高新技术企业 省级高新技术企业 市级高新技术企业 科技型中小企业 市科技型中小企业 国家高新技术企业 发明专利 实用新型专利