At 9:23 on September 15, 2020, China used the Long March 11 sea launch vehicle in the Yellow Sea to launch the “Jilin No.1” high score 03-1 satellite into the predetermined orbit by means of “one arrow and nine satellites”, and the launch was successful. This mission is also the 346th launch of the long march series launch vehicles. It is understood that the satellite launch mission will be specifically organized and implemented by Taiyuan Satellite Launch Center. The long march No.11 sea launched launch vehicle undertakes the launching mission. The rocket is developed and produced by Aerospace Science and Technology Group Co., Ltd. The “jilin-1” high score 03-1 satellite was developed by Changguang Satellite Technology Co., Ltd., including 3 video imaging mode satellites including “BiliBili video satellite” and “central video satellite” and 6 push scan imaging mode satellites. < / P > < p > it is mainly used to obtain high-resolution visible light push broom images and video images, which will provide remote sensing services for China’s land and resources census, urban planning, disaster monitoring, etc. < / P > < p > it is worth noting that this is also the second video satellite launched by Bili Bili. In July this year, the kuaizhou-11 carrier rocket carried Bili Bili video satellite, but the satellite failed to launch successfully due to its failure in launching. < / P > < p > this time, with the entry of jilin-1, the “video satellite” of station B has also been successfully launched. According to the previous introduction of station B, science popularization videos will be regularly updated on the basis of massive remote sensing video and image data captured by satellite. < / P > < p > the content will cover science and technology, humanities, history, earth, public welfare, education and other fields, and customize shooting tasks for users of station B, and take beautiful earth by satellite aerial photography. Apple extends AppleCare + purchase period: users can decide within 60 days