Photo taken on Dec. 29, 2015 shows the Long March-3B carrier rocket is launched with the Gaofen-4 Satellite in Xichang of southwest China's Sichuan Province. China on Tuesday launched its most sophisticated observation satellite, Gaofen-4, as part of the country's high-definition (HD) earth observation project. 

December 29, 2015

"China on Tuesday launched its most sophisticated observation satellite, Gaofen-4, as part of the country's high-definition (HD) earth observation project.

Gaofen-4 was launched from the Xichang Satellite Launch Center in the southwestern province of Sichuan at 00:04 a.m. aboard a Long March-3B carrier rocket. It was the 222th flight of the Long March rocket series, according to the State Administration of Science, Technology and Industry for National Defense (SASTIND)."

Read more:

http://news.xinhuanet.com/english/2015-12/29/c_134959293.htm