No.309Binjiang District Popularity Ranking Hangzhou ZhejiangNo.4 Bian Pin Diao Su DevicesNo.6 Frequency ConvertersNo.6 Displays EquipmentNo.7 Kong Zhi Xi Tong Ji ChengNo.7 Fu LaddersNo.8 Displays SystemsNo.9 ElevatorsNo.13 Frequency Conversion TechnologyNo.17 Smart Products CopiesNo.24 Special EquipmentNo.24 Yin Fa Jing JiNo.86 Zi Dong Control国家高新技术企业高新技术企业省级高新技术企业省级专精特新中小企业市级创新型中小企业发明专利实用新型专利