No.392 Changzhou Popularity Ranking No.20 Zhonglou District Jiangsu No.3 UL Certification No.9 Smart Production Lines No.14 Yi Qi / Instruments No.25 Optics No.32 New Materials No.34 Materials R&D No.45 Electronics Equipment No.46 Dian Zi Yuan Parts Switching Power Supplies Power Capacitors Dian Jie Capacitors Optical Materials 名牌产品 高新技术企业 国家专利 企业技术中心 博士后工作站 理事单位 省级高新技术企业 著名商标 省著名商标 专精特新小巨人企业 市级创新型中小企业 ISO9001认证 ISO14001认证 UL认证