Four stars with one arrow! my country successfully launched 4 new technology test satellites. IT Home News on February 20 IT Home learned that at 05:07 on February 20, 2020, my country used the Long March 2D carrier rocket at the Xichang Satellite Launch Center to successfully launch the new technology test satellites C, D, E and F using a four-satellite method. The satellite successfully entered the scheduled orbit and the mission was a complete success. IT House has learned that the new technology test satellites C, D, E and F are mainly used to conduct new earth observation technology tests in orbit. The Long March 2D carrier rocket and new technology test satellites C and D used for this launch were developed by the Shanghai Institute of Aerospace Technology. The new technology test satellites E and F were developed by Harbin Institute of Technology and Aerospace Dongfanghong Satellite Co., Ltd. respectively. This mission is the 326th space flight of the Long March series of launch vehicles