To facilitate the customers we have designed the following grading system.
| GRADE 5 | LIKE NEW. | |
| GRADE 4.5 | VERY EXCELLENT CONDITION. | |
| GRADE 4 | EXCELLENT CONDITION BUT, REQUIRED MINOR ATTENTION. | |
| GRADE 3.5 | GOOD CONDITION, NEED FEW REPAIRS. | |
| GRADE 3 | ORDINARY CONDITION,NEED REPAIR FOR SPECIAL DENTS/SCRATCHES. | |
| GRADE 2.5 | PARTIALLY DAMAGED BUT, REPAIRABLE. | |
| GRADE 2 | UNSATISFACTORY CONDITION. |
