PROFESSIONAL STANDARD OF THE PEOPLE S REPUBLIC OF CHINA FOR TELECOMMUNICATION

Installation and Design Standard for Cabling Duct in the Room of Telecommunication

YD/T 5026-2005

Competent Department:Comprehensive Planning Department of the Ministry of Information Industry

Approval Department:Ministry of Industry and Information

Technology of the People s Republic of China

Implementation Date:October 1，2006

China Planning Press
Beijing 2019