Innovation Upgrading · Global Layout
Rated as a "Postdoctoral Research Workstation", and the core R&D strength was recognized by the authority again; Launched a new journey of global development.

Intensive Cultivation · Diversified Empowerment
Rated as Class A in tax credit rating again, enhancing the brand awareness and reputation of ENST; Completed the inspection and rehabilitation of sewage pipes in the main urban area of Tianjin, North-South Street of Xi'an and some main urban areas; Core products obtained national certification issued by the Federal Service for Surveillance on Consumer Rights Protection and Human Well-being of the Russian Federation; Cumulatively invested in 8 enterprises and built a diversified and all-dimensional business layout system.

Technology Award · Milestone Project
Won the second prize of Tianjin Science and Technology Progress Award; Increased the registered capital to 40 million yuan; Completed the rehabilitation of 1.05km D1000 water supply pipeline (the first case in China); Completed the first large-diameter, ultra-deep and ultra-long UV curing rehabilitation in Tianjin.

Qualification Upgrading · Performance Outbreak
Rated as Tianjin "Specialized, Refined, Featured and Novel" enterprise and "Gazelle" enterprise, and won two industry awards; Completed the desilting and inspection of 120km pipelines in national development zones and the rehabilitation of 100km pipelines in deep-water port areas; Invested in the construction of a second hose factory.

Scenario Breakthrough · Strength Certification
Completed the fire pipeline rehabilitation of a large military airport in the Central Theater Command and expanded the field of military special pipelines; Invested in the construction of a flexible hose production base, and the embryonic form of the whole industrial chain development fully emerged.

Qualification Certification · Industrial Chain Layout
Completed the trenchless rehabilitation of 1.2km D800 water supply main pipeline in Tangshan within 72 hours; Rated as a national high-tech enterprise; Established a wholly-owned CMA-certified pipeline inspection service company.

Field Extension · Product Export
Expanded the application of flexible composite hoses to the trenchless rehabilitation of natural gas pipelines; Realized the export of China-made flexible composite hoses to Eastern Europe.

Business Expansion · Project Benchmark
Completed the longest single (7.7km) flexible composite hose liner renovation project in China; Simultaneously expanded diversified supporting businesses such as pipeline survey and anti-corrosion inspection.

Technology Implementation · Project Breakthrough
Successfully completed the rehabilitation project of several kilometers of DN200 crude oil transmission pipeline in the southern Xinjiang desert; Realized the commercial application of core technologies.

Patent Authorization · Technology Introduction
Obtained the first patent authorization; Introduced European flexible composite liner pipe technology and completed full-process professional training.

Company Establishment · Technology Launch
Officially established, focusing on the field of underground pipeline solutions and launching the layout of technological R&D.