In recent years, The State Grid Gansu Electric Power has built jiuquan to Hunan Qinghai to Henan and other UHVDC projects, and the Longdong to Shandong UHVDC project is also speeding up the promotion of the State Grid Gansu Electric Power Company Party Committee Deputy Secretary and deputy general manager Sun Tao said, this will play an important role in promoting the consumption of new energy in Gansu province to help prevent and control pollution

At present, melt-spray non-woven fabric has been widely used in the field of filter materials. Since the 1970s, various kinds of charging technology and electrification technology by mixing different fibers have been developed and utilized

1600mm / 800mm in width, including installation and debugging, with one-year warranty