When did China launch fourth batch of Yaogan-35 family satellites?

a) 20-08-2022

b) 15-08-2022

c) 10-08-2022

d) 05-08-2022

China has launched the fourth batch of Yaogan-35 family , satellites group on Saturday 20-08-2022. People’s Republic of China launched these from Xichang Satellite Launch Center, which is situated in southwestern province of Sichuan. Purpose of these satellites is to conduct science experiments. China is making huge progress in this sector.