NELOGPTS has obtained core technologies represented by X80 gas pipeline construction technologies and oil & gas pipeline transportation safety technologies, formulated a series of standards and codes, developed complete construction processes and equipment, and formed a perfect operation and management system. It has ensured the smooth implementation and safe operation of domestic and overseas pipeline projects such as Line 2 of China West-East Gas Pipeline Project, and some technologies have been up to advanced international standards to promote the overall technical progress of China's oil & gas pipeline industry.