Shijiazhuang Maolan trading company is dominated by metal mesh trading company, the production base is located in Anping County, China's largest distribution center for screen-the screen. In 1895, to copper wire for the production of raw materials incoming Anping wire mesh. At this point, Anping began to wire as raw material to produce screen era. After Anping people of several generations of relentless pursuit and hard work, has root in the Anping wire mesh, germination, and continue to grow. At present, Anping has become China's largest distribution center for screen.