Henan Provincial Standard of the People's Republic of China
Latest
DB4110/T 31-2021
Scope
This document stipulates the terms and definitions, management and protection content, management methods, score settings, reward and punishment standards and safeguard measures for the management of rivers and lakes in the central urban area of Xuchang.
DB4110/T 31-2021 history
2021DB4110/T 31-2021 Regulations on management of urban river and lake water systems