Now you change the topic after i humiliated you.
And ROFL MAO :lol:
https://en.wikipedia.org/wiki/Mars_Orbiter_Mission
https://en.wikipedia.org/wiki/Yinghuo-1
Majority of your defense stuff are cheap copies of others and a shameless act of Intellectual property theft. That is a fact.
As for our engines.
https://en.wikipedia.org/wiki/Vikas_(rocket_engine)
https://en.wikipedia.org/wiki/CE-7.5...