China lofts Yaogan spy satellites on 500th Long March rocket launch (video) 

 A fifth group of three Yaogan-39 satellites launched over the weekend, on a mission that marked the 500th liftoff for China's Long March family of rockets. 

https://cdn.mos.cms.futurecdn.net/6Z6Dg2XkCw9VdeMhbp7F7f.jpg

https://www.space.com/china-yaogan-spy-satellite-500th-long-march-rocket-launch