marin needs to play with a little more patience and wait for her chances, she's making some really silly errors and giving points away to li.
Yes, Ahsan match is the real badminton. They brought MD to the next level - lots of reflex and talent required to keep up with them, not just breeding and hard work.
Be patient, don't shoot too prematurely. Let the girls do their job first. And when the time comes you can unload all your bullets.