No.72 Dongxihu District Popularity Ranking Wuhan Hubei No.3 Han Machines No.5 Welding Equipment No.7 Laser Welding Machines No.9 Precision Laser Welding No.21 Machinery Manufacturing No.23 Ye Jin Gong Yi No.24 Equipment Manufacturing No.34 Guo Chan Chemical No.57 Laser Technology Dian Zu Han Machines Gases Laser Devices Hu Han Equipment 专精特新小巨人企业 高新技术企业 瞪羚企业 省级高新技术企业 科技型中小企业 省科技型中小企业 发明专利 实用新型专利 国家发明专利