The standard aluminum foil
Basilar membrane

1. Coating
2. Coloring layer
3. Aluminizing
4. Gluing
5. Slitting
6. Volume
7. Storage

The laser aluminum foil
Basilar membrane

1. Coating
2. Coloring layer
3. pressing
4. Aluminizing
5. gluing
6. slitting
7. volume
8. storage

Special laser aluminum foil

The first step:

1. clients providing patterns and authorization papers
2. making small laser editions
3. clients confirmation
4. making large editions
5. making venter editions
6. making working editions

The second step:
Basilar membrane

1. Coating
2. Coloring layer
3. Pressing
4. Aluminizing
5. Gluing
6. Slitting
7. Volume
8. storage