- Optical fiber communication project of 220kV Yagan-Ejina transmission line of Inner Mongol…
- China first transmission line cross-over high thunderstorm region of Badaling Great Wall
- China first 35kV large cross-section OPPC optical cable project----Gujiaobian- Jiangwanbia…
- China largest span OPGW project at the moment, Zhujiajian-Liuheng Island 110kV transmissio…
- China first 1000kV AC Southeastern Shanxi-Nanyang-Jingmen ultra-high voltage experimental …
- China first ±800kV DC Xiangjiaba-Shanghai ultra-high voltage demonstration project
- China first 750kV transmission transformation demonstration project