Focusing on the  demand of breaking the technology stranglehold for oil transmission, we have broken through the manufacturing technology of cross-linked polyethylene petroleum pipeline lining materials with a temperature above 85 degrees and continued to promote its application in the petroleum pipeline inner wall industry.

Focusing on the supporting needs of the medical industry cluster, break the international monopoly and realize the localization of film manufacturing.

Realize import substitution around the supporting needs of Weihai's 100-billion-level printer industry cluster.