2. Subsidiaries: Yunnan Yunling Expressway Traffic Technology Co., Ltd., Yunnan Yunling Expressway Maintenance 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 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: Yunnan Dali Expressway Construction Command, Nanwukun Expressway Construction Command, Yunnan Baoteng Expressway Construction Command, Yunnan Lijiang Airport Highway Construction Command, Yunnan Chu Guang Highway Construction Command, Yunnan Puxuan Highway Construction Command, Yunnan Zhao Hui Highway Construction Command, Yunnan Daigong Highway Construction Command, and Yunnan Long Rui Expressway Construction Command.
5. Maintenance centers: East Yunnan Expressway Maintenance Center, West Yunnan Expressway Maintenance Center, South Yunnan Expressway Maintenance Center, Traffic Electromechanical 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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