April, 2011. We successfully developed HDPE pin type insulator and spacer and wad protector which is recyclable and the most environmentally safe material.

March, 2012. Our production of composite insulator passed test in Mexico's laboratory.

Jan, 2012. We produce 500 KV composite insulator has successfully passed the customer's test.

Oct., 2013. Our production of composite insulator 132KV and 230KV insulators passed test in Germany's laboratory.

Aug., 2013. Our Insulation silicon rubber passed performance test by XIHARI.

April., 2014. Our 500KV line post insulators passed test by BV.

Jan,2014. Our ECR rods passed test in Russian's laboratory.