The very first thing is to revive school level cricket in a very well organized manner with great supervision.
The new system and process should encourage the parents and school kids to play more sports, stay healthy and focus on fitness.
You won't be able to build a solid building if the bases are weak.
And then we need a proper power hitting coach because modern day cricket is moving towards power hitting. Even many Test matches are now being played as extended T20s.
Take a look at this video.
Do you think our coaches have the foggiest of ideas about these drills?
All we have is some physical exercises, play a little soccer, and then pose in front of the camera in the nets after blocking the ball with a straight bat.