Because of complex landform and big difference of elevation,transmission line in mountain area has its characteristics which are different form transmission line in common landform.

The idea about quadruple-circuit in the same pole is proposed to solve the serious situation that urban transmission line way is limited.

On "scatter" type lightning protection scheme for HV overhead power transmission lines;

Application of dangerous location identification and pre-control measures in safety management of 750kV power transmission line construction

Taking the 500 kV Zengcheng ～ Dongguan two circuits power transmission line project as an example, the introduction is made to the detailed measures and development trends of water and soil conservation in power line projects.

Transient response of high voltage transmission lines with self-supporting double-loop steel towers in the case of cable rupture

Main contents and resules about interpretation of remote sensing image for engineering geology of 500kV transmission line engineering between Daochaoshan Hydropower Station and Kunnan Transformer Substation are presented Its application effects and economic performance are evaluate

The design in such areas should accord to "Technical regulations of transmission line design in heavy ice" with considering the terrain and physiognomy conditions,relative elevation differences,route direction and height along the line,and weather conditions during icing,such as wind speed,wind direction and humidity,etc.