No.453 Chongqing Popularity Ranking No.15 Jiangjin District No.2 Ji Dian Yi Ti Chemical No.4 Smart Navigation No.4 Navigation No.7 Ji Qi Shi Jue No.9 Zhi Neng Fu Zhu Jia Shi No.14 Sensors No.22 Storage Products No.22 Optoelectronic No.35 Electromechanical No.43 Ban Dao Ti Combination Navigation Tuo Snails Instruments 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 市科技型中小企业 市级创新型中小企业 省科技型中小企业 发明专利 高新技术企业