2. Subsidiaries: Yunnan Yunling expressway Transportation Technology Co., Ltd., Yunnan Yunling expressway Conservation and Greening Engineering Co., Ltd., Yunnan Yunling expressway Real Estate Development Co., Ltd., Yunnan Yunling expressway Engineering Consulting Co., Ltd., Yunnan Yunling expressway Bridge Engineering Co., Ltd. and Yunnan Yunling expressway Line Facilities Development Co., Ltd.
3. Management Offices: Kunming East Management Office, Kunming West Management Office, Dali Management Office, Baoshan Management Office, Zhaotong Management Office, Wenshan Management Office and Pu 'er Management Office.
4. Highway Construction Command: expressway Construction Command in Dali, Yunnan, expressway Construction Command in Nanwukun, expressway Construction Command in Baoteng, Yunnan, Lijiang Airport Highway Construction Command in Yunnan, Chu Guang Highway Construction Command in Yunnan, Puxuan Highway Construction Command in Yunnan, Zhao Hui Highway Construction Command in Yunnan, Daigong Highway Construction Command in Yunnan and expressway Construction Command in Long Rui, Yunnan.
5. Maintenance centers: expressway Maintenance Center in East Yunnan, expressway Maintenance Center in West Yunnan, expressway Maintenance Center in South Yunnan, Traffic Mechanical and Electrical Engineering Maintenance Center, Highway Test and Testing Center, Highway Cultural Corridor Construction, West Yunnan Highway Cultural Corridor, and South Yunnan Highway Green Ecological Corridor.
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