A new Chinese refueling spacecraft met up with an older satellite in high Earth orbit this month, apparently marking a step forward in orbital servicing.

2 Chinese spacecraft just met up 22,000 miles above Earth. What were they doing?

Source: space
Source Link: https://www.space.com/space-exploration/satellites/2-chinese-spacecraft-just-met-up-22-000-miles-above-earth-what-were-they-doing