NATIONAL STANDARD OF THE PEOPLE S REPUBLIC OF CHINA

Code for Design of Lightning Protection and Earthing Engineering for Telecommunication Bureaus（Stations）

GB 50689-2011

Chief Development Department：Ministry of Industry and Information Technology of the People s Republic of China

Approval Department：Ministry of Housing and Urban-Rural Development of the People s Republic of China

Implementation Date：May 1，2012

China Planning Press
Beijing 2019