Thanks everyone for the encouraging comments.
Quote Originally Posted by crosbyharbison
fantastic work; doesn't look like a beginner at all
Hahaha.. Thanks! Tips in here were great that helped a lot.

Quote Originally Posted by Oren
Superb!
Thanks!

Quote Originally Posted by MOF_Sydney
They are very well done.
Please post the exif data - speed, aperture, iso, lens, etc - for our reference.
If I did anything to them I might increase the colour saturation a bit. In real life fireworks normally seem to have really intense colours.
No need to say better luck next time; you've set yourself a real challenge to improve on those results.

Cheers,
Thanks!

1st Photo: 18mm / f16 / 5 sec / ISO 100 / Tungsten WB
2nd Photo: 18mm / f16 / 5 sec / ISO 100 / Tungsten WB
3rd Photo: 18mm / f16 / 9 sec / ISO 100 / Tungsten WB
2nd Photo: 18mm / f16 / 3 sec / ISO 100 / Tungsten WB

All were out of camera after RAW conversion in DPP. Just cropped a bit

Quote Originally Posted by Whatsreal
Good job. I actually think yours are better than the ones on the official site!
That's very encouraging!

Quote Originally Posted by Rodger
Excellent work!
Thank you!