Chongqing Yubei District No.13 Shi You Li Qing No.13 Asphalt No.15 Asphalt Materials No.30 Anti-corrosion Insulation No.32 Ji Chu Facilities Construction No.34 Concrete No.35 Bridge Beam Engineering No.50 Waterproofing Engineering No.55 Waterproofing Technology No.60 Heat Insulation No.68 Anti-corrosion Technology No.79 Road Road Engineering 守合同重信用企业 AAA级信用企业 鲁班奖 高新技术企业 市级专精特新中小企业 省级高新技术企业 市级创新型中小企业 市级高新技术企业 公路工程施工总承包