Hello, afiyy.
You know something?
I must say that your first firework photographs are much better than mine own first firework photographs.
One thing I noticed: There is movement blur in the background. Were you on tripods, may I ask?
You can perhaps prolong your shutter speed just a little longer (but not too long) to have a more extensive streaks of light.
Take heart.
And keep them coming.
Yes I'm on tripod anyway .
this is my very first fireworks shots without anyone guiding me . HAHA !
This is not a gallery section.
Few advices.
1. Use Mirror up.
2. Use remote shutter (wire or wireless).
3. Expose the ambience light will look better.
Something like ...