No.375 Hangzhou Popularity Ranking No.52 Yuhang District No.772 Zhejiang No.2 Automation Control Systems No.3 Molds No.3 Smart Control No.3 UL Certification No.4 Lian Jie Devices No.4 Communication Equipment No.4 She Pin No.5 She Pin Products No.5 Electromechanical Engineering No.7 Industrial Control No.8 Zhuan Yong Equipment No.8 Industrial Equipment 高新技术企业 发明专利 实用新型专利 国家高新技术企业 隐形冠军企业 专利示范企业