Recently, the Hebei Provincial Department of Housing and Urban-Rural Development issued an announcement that the "Design Standards for Urban Gas Buried Steel Pipelines" DB13(J)/T 8450-2021, which was jointly formulated by JLSP, was officially released. This is the first time that the company has participated in the formulation of provincial-level local standards , and contributed to the subsequent urban gas construction projects in Hebei Province (including Xiongan New Area).

The release and implementation of this standard will standardize the design of urban gas engineering in Hebei Province to meet the requirements of safe production, guaranteed supply, economic rationality and environmental protection, effectively guarantee the high-quality development of urban gas pipelines, and further enhance the company's leading power in the urban gas pipeline industry.