Beijing Shunyi District No.11 Plumbing Systems No.12 Machines Field Construction No.12 Plumbing Devices Materials No.19 Jian Zhu Nuan Tong No.28 Finance Management No.32 Water Supply and Drainage Design No.33 Water Supply and Drainage Engineering No.34 Aviation Logistics No.37 Water Supply and Drainage No.41 Aircraft No.43 Min Hang No.59 Meteorology Services 高新技术企业 省级高新技术企业 市级高新技术企业 市级创新型中小企业