DIY easy lar.. but take some time.
1. wash with dynamo
2. use multiple sand paper of different grade to smooth out the surface
3. wipe it clean
4. wait till it is dry, put it under the hot sun, so its hot.
5. spray.. wait few minute and spray again, thin layer each time. (i spray 5 layer, silver)
6. Decorate it however you like.
7. spray clear coat (me spray 3 layer).
8. enjoy.. cheap.. and the left over paint can be used when it goes bad or dirty again.