On September 7, 2017, the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of the People's Republic of China approved 300 national standards and 1 national standard revision list including the "Road Route Marking Rules and National Road Numbering". Among them, GB/T 14683-2017 "Silicone and Modified Silicone Construction Sealants" will be implemented from August 1, 2018.
-转自中国玻璃网
