HUGE STRUCTURE GOBI DESERT. CHINA

Numerous structures found in the Gobi desert. What these structures or facility is un-clear could this be a UFO communication site. Any comments would be appreciated. Thank you !!!
44°42'3.90"N 93°31'52.68"E

40°30'26.66"N 90°47'50.90"E

41°11'22.69"N 93°23'50.13"E

40°27'34.62"N 93°23'46.40"E

40°29'12.17"N 93°29'20.70"E

40°24'53.72"N 93°35'3.30"E

40°24'24.61"N 93°38'20.67"E

40°27'36.58"N 93°44'51.95"E

39°39'37.75"N 39°39'37.75"N

39°38'24.74"N 94°20'47.32"E