1.Engineering support supervising and providing its own line of accessories hardware . 2.To construct OPGW must cut power, resulting in greater loss, thus OPGW must be used in constructing high pressure line over 110kv; 3.Apply to the transformation of old lines.
2009.06, GL was established; 2010.11,Through the ISO9000 international quality system certification; 2011.02, The products have been exported to the United States, South America, Canada, Australia, Southeast Asia, India, Saudi Arabia and other countries; 2012, Sales reached 20 million km. 2014, Sales reached 50 million km. 2016, sales reached 90 million km.