No.76 Bishan District Popularity Ranking Chongqing No.2 Fire Fighting Equipment No.7 Min Yong Drones No.8 Liu Ti Technology No.8 Drones No.12 Pneumatics Technology No.20 Di Kong Jing Ji No.21 Fire Protection Engineering No.27 Emergency No.39 Wu Liu / Transportation No.77 Industrial Intelligence Chemical No.91 Zi Dong Control Electromechanical 高新技术企业 科技型中小企业 市级专精特新中小企业 省级高新技术企业 市级高新技术企业 发明专利 市级创新型中小企业 国家发明专利