ERA once again assisted the construction of important national transportation hub projects. The application of its HDPE double-wall corrugated pipe constitutes the airport underground pipe network system, escorting the normal operation strength of Qingdao Jiaodong International Airport.

ERA HDPE double-wall corrugated pipe has the characteristics of green environmental protection, convenient construction, non-deformation and excellent conveying performance. It is very in line with the green concept of “resource saving, environmental friendliness, and efficient operation of airport construction”. It has become an advanced airport such as smart airport and integrated pipe corridor sponge airport. An important part of the concept and practice has contributed to the development of the domestic civil aviation industry and the Qingdao model.