Chongqing
Yubei District
Kua Zuo Shi Forms Track
Transportation Design
Research Institute
Design Institute
Ke Xue Yan Jiu
Xue Shu Yan Jiu
Engineering Supervision
Chan Xue Yan
Chan Xue Yan Cooperation
Cheng Guo Zhuan Chemical
Track Road Transportation Design
Planning Design
市级高新技术企业
理事单位
高新技术企业
省级高新技术企业
实用新型专利